plotly.js changelog

For more context information, please read through the release notes.

To see all merged commits on the master branch that will be part of the next plotly.js release, go to:

https://github.com/plotly/plotly.js/compare/vX.Y.Z...master

where X.Y.Z is the semver of most recent plotly.js release.

[3.0.1] -- 2025-02-18

Changed

Update color-rgba from 2.1.1 to 3.0.0 to fix hsl color conversion bug [#7325]

Fixed

Fix click event handling for plots in shadow DOM elements [#7357]
Fix hoverlabels and other text labels with null values templated in [#7360]
Fix importing plotly.js via require on pages with AMD [#7367]
Update Romanian locale [#7351]
Update Italian locale [#4425]
Update Turkish locale [#7352]

[3.0.0] -- 2025-01-27

Removed

Drop support for passing a string to the title attribute, and drop support for deprecated attributes titlefont, titleposition, titleside, and titleoffset (use title.text, title.font, title.side, title.offset instead)[#7212]
Drop deprecated pointcloud and heatmapgl traces and gl2d subplots [#7213] Drop support for deprecated bardir attribute (use orientation instead) [#7214]
Drop support for deprecated annotation.ref attribute (use annotation.xref and annotation.yref instead) [#7215]
Drop support for deprecated error bar opacity attribute (use alpha channel of error bar color attribute instead) [#7214]
Drop support for deprecated attribute gl3d.cameraposition (use gl3d.camera instead) [#7217]
Drop deprecated plot3dPixelRatio from config [#7231]
Drop deprecated zauto, zmin and zmax from the surface trace [#7234]
Drop deprecated autotick attributes from cartesian axes [#7236]
Drop transforms from the API [#7240, #7254]
Drop jQuery events support [#7224]
Drop the AMD support from the bundle header [#7229]

Changed

Switch from webpack to esbuild for fast builds & testing as well as allowing modern JavaScript beyond es5 [#6909]
Make offsetgroup work with barmode "stacked" and "relative" for bar traces [#7009]
Node v18 required for development [#7116]
Cleanup remaining code that was there to support the Internet Explorer [#7251]
Deprecate mapbox traces and provide links to migration docs for plotly.js and plotly.py users [#7260]

Fixed

Remove inline styles that break plots in strict CSP setups [#7109], with thanks to @martian111 for the contribution!
Allow null or broken selection objects without throwing an error [#7164]
Render scatterternary traces correctly if they have the ids attribute [#7164]
Do not convert url-sourced layout images to data URI unless we're in staticPlot mode, to improve interactivity when images are changed with zoom/pan [#7199]
Fix source map of the mablibre dependency [#7204]
Fix years in license [#7205]
Maintain layout images element identity based on coordinates, for smoother updates when you add or remove images early in the list. [#7277]
Fix handling of new domain values given in the Plotly.react function to prevent loss of new domain values. [#7283]
Fix distortions in sankey diagram links loops [#7272], with thanks to @giuseppe-straziota for the contribution!
Performance improvement for scattergl traces with many points [#7301], with thanks to @giuseppe-straziota for the contribution!
Set height and width on the .plotly-container div to 100% to fix gl3d rendering in Dash Enterprise apps [#7313]

[2.35.3] -- 2024-12-13

Fixed

Set height and width on the .plotly-container div to 100% to fix gl3d rendering in Dash Enterprise apps [#7313]

[3.0.0-rc.1] -- 2024-11-27

Removed

Drop support for passing a string to the title attribute, and drop support for deprecated attributes titlefont, titleposition, titleside, and titleoffset (use title.text, title.font, title.side, title.offset instead)[#7212]
Drop deprecated pointcloud and heatmapgl traces and gl2d subplots [#7213] Drop support for deprecated bardir attribute (use orientation instead) [#7214]
Drop support for deprecated annotation.ref attribute (use annotation.xref and annotation.yref instead) [#7215]
Drop support for deprecated error bar opacity attribute (use alpha channel of error bar color attribute instead) [#7214]
Drop support for deprecated attribute gl3d.cameraposition (use gl3d.camera instead) [#7217]
Drop deprecated plot3dPixelRatio from config [#7231]
Drop deprecated zauto, zmin and zmax from the surface trace [#7234]
Drop deprecated autotick attributes from cartesian axes [#7236]
Drop transforms from the API [#7240, #7254]
Drop jQuery events support [#7224]
Drop the AMD support from the bundle header [#7229]

Changed

Switch from webpack to esbuild for fast builds & testing as well as allowing modern JavaScript beyond es5 [#6909]
Make offsetgroup work with barmode "stacked" and "relative" for bar traces [#7009]
Node v18 required for development [#7116]
Cleanup remaining code that was there to support the Internet Explorer [#7251]
Deprecate mapbox traces and provide links to migration docs for plotly.js and plotly.py users [#7260]

Fixed

Remove inline styles that break plots in strict CSP setups [#7109], with thanks to @martian111 for the contribution!
Allow null or broken selection objects without throwing an error [#7164]
Render scatterternary traces correctly if they have the ids attribute [#7164]
Do not convert url-sourced layout images to data URI unless we're in staticPlot mode, to improve interactivity when images are changed with zoom/pan [#7199]
Fix source map of the mablibre dependency [#7204]
Fix years in license [#7205]
Maintain layout images element identity based on coordinates, for smoother updates when you add or remove images early in the list. [#7277]
Fix handling of new domain values given in the Plotly.react function to prevent loss of new domain values. [#7283]

[3.0.0-rc.0] -- 2024-11-11

Removed

Drop support for passing a string to the title attribute, and drop support for deprecated attributes titlefont, titleposition, titleside, and titleoffset (use title.text, title.font, title.side, title.offset instead)[#7212]
Drop deprecated pointcloud and heatmapgl traces and gl2d subplots [#7213] Drop support for deprecated bardir attribute (use orientation instead) [#7214]
Drop support for deprecated annotation.ref attribute (use annotation.xref and annotation.yref instead) [#7215]
Drop support for deprecated error bar opacity attribute (use alpha channel of error bar color attribute instead) [#7214]
Drop support for deprecated attribute gl3d.cameraposition (use gl3d.camera instead) [#7217]
Drop deprecated plot3dPixelRatio from config [#7231]
Drop deprecated zauto, zmin and zmax from the surface trace [#7234]
Drop deprecated autotick attributes from cartesian axes [#7236]
Drop transforms from the API [#7240, #7254]
Drop jQuery events support [#7224]
Drop the AMD support from the bundle header [#7229]

Changed

Switch from webpack to esbuild for fast builds & testing as well as allowing modern JavaScript beyond es5 [#6909]
Make offsetgroup work with barmode "stacked" and "relative" for bar traces [#7009]
Node v18 required for development [#7116]
Cleanup remaining code that was there to support the Internet Explorer [#7251]
Deprecate mapbox traces and provide links to migration docs for plotly.js and plotly.py users [#7260]

Fixed

Remove inline styles that break plots in strict CSP setups [#7109], with thanks to @martian111 for the contribution!
Allow null or broken selection objects without throwing an error [#7164]
Render scatterternary traces correctly if they have the ids attribute [#7164]
Do not convert url-sourced layout images to data URI unless we're in staticPlot mode, to improve interactivity when images are changed with zoom/pan [#7199]
Fix source map of the mablibre dependency [#7204]
Fix years in license [#7205]

[2.35.2] -- 2024-09-10

Fixed

Fix require path to maplibre-gl.css (regression introduced in 2.35.1) [#7146], with thanks to @birkskyum for the contribution!

[2.35.1] -- 2024-09-09

Fixed

Fix rendering traces with zorder on overlayed subplots case of multiple traces in each subplot [#7141]
Fix missing CSS for map(maplibre) subplots when used offline [#7140], with thanks to @birkskyum for the contribution!

[2.35.0] -- 2024-08-29

Added

Add new traces: scattermap, choroplethmap and densitymap and map subplots which use maplibre to render maps [#7015, #7060, #7085, #7088, #7090, #7092, #7094, #7134], with thanks to @birkskyum for the contribution!

Changed

Deprecate mapbox traces and mapbox subplot [#7087]
Drop obsolete npm v6 installation [#7095]
Use Node.js v18 and npm v10 in development [#7078]
Update npm lockfile to v3 [#7099]
Update turf to v7 [#7116]

Fixed

Fix centroid calculation in turf [#7115], with thanks to @birkskyum for the contribution!
Fix missing cursor for Ternary Plot[#7057], with thanks to @Lexachoc for the contribution!
Elaborate on the Custom Bundle guide [#7101]

[2.34.0] -- 2024-07-18

Added

Add subtitle attribute to layout.title to enable adding subtitles to plots [#7012]
Introduce "u" and "s" pseudo html tags to add partial underline and strike-through styles to SVG text elements [#7043]
Add geometric mean functionality and 'geometric mean ascending' + 'geometric mean descending' to category_order on cartesian axes [#6223], with thanks to @acxz and @prabhathc for the contribution!
Add axis property ticklabelindex for drawing the label for each minor tick n positions away from a major tick, with thanks to @my-tien for the contribution! [#7036]
Add property ticklabelstandoff and ticklabelshift to cartesian axes to adjust positioning of tick labels, with thanks to @my-tien for the contribution! [#7006]
Add x0shift, x1shift, y0shift, y1shift to shapes to add control over positioning of shape vertices on (multi-)category axes, with thanks to @my-tien for the contribution! [#7005]

Fixed

Fix displaying scattergl traces while zooming or panning (regression introduced in 2.26.0) [#7018], with thanks to @eiriklv for the contribution!
Fix for excessive hoverlabel removal and overlap for plots with both scatter and bar traces [#6954], with thanks to @mbant for the contribution!
Fix adding cartesian "togglehover" when included in modebar.add [#5879], with thanks to @Sizurka for the contribution!
Handle zorder between overlaying cartesian subplots [#7032], This feature was anonymously sponsored: thank you to our sponsor!

[2.33.0] -- 2024-05-29

Added

Add support for numeric text font weight [#6990]
Add shadow, lineposition and textcase options to SVG fonts [#6983]

Fixed

Fix unicode variable names in @plotly/d3 [#6992], with thanks to @GeorchW for the contribution!
Fix getFullTransformMatrix in shadow DOM [#6996], with thanks to @OpportunityLiu for the contribution!
Fix drag on legend scrollbar while edits.legendPosition is true [#6997], with thanks to @OpportunityLiu for the contribution!
Fix numerical instability in 3D plots [6998], with thanks to @hborchardt for the contribution!
Fix numerical precision of drawing surface trace [6999], with thanks to @hborchardt for the contribution!
Fix isosurface maximum value calculation when isomax is set to null [#7002]

[2.32.0] -- 2024-04-23

Added

Add "bold" weight, "italic" style and "small-caps" variant options to fonts [#6956]

Fixed

Fix applying autotickangles on axes with showdividers as well as cases where tickson is set to "boundaries" [#6967], with thanks to @my-tien for the contribution!
Fix positioning of multi-line axis titles with standoff [#6970], with thanks to @my-tien for the contribution!

[2.31.1] -- 2024-04-15

Fixed

Maintain original drawing order of traces when traces with similar type are sent to back [#6962]
Ensure winning points of hover are listed first when hoversubplots is set to "axis" and sorting by distance [#6963]
Fix duplicated points in splom hover when hoversubplots is set to "axis" [#6965]

[2.31.0] -- 2024-04-10

Added

Add zorder attribute to various cartesian traces for controlling stacking order of SVG traces drawn into a subplot [#6918, #6953], This feature was anonymously sponsored: thank you to our sponsor!
Add "between" option to shape layer for placing them above grid lines and below traces [#6927], with thanks to @my-tien for the contribution!
Add "raw" sizemode to cone trace [#6938]
Add layout.hoversubplots to enable hover effects across multiple cartesian suplots sharing one axis [#6947, #6950]

Changed

Regenerate stackgl_modules/index.js using updated dependencies [#6937]

Fixed

Fix hover count in parcats trace [#6944], with thanks to @weiweikee for the contribution!

[2.30.1] -- 2024-03-15

Fixed

Fix centering multi-line headers for treemap traces [#6923]
Fix heatmap text color and texttemplate on cells with missing data [#6924]
Fix scattergl rendering when colors include capital letters [#6928], with thanks to @28raining and @dy for the contribution!

[2.30.0] -- 2024-03-06

Added

Add fill gradients for scatter traces [#6905], with thanks to @lumip for the contribution!
Add indentation to legend [#6874], with thanks to @my-tien for the contribution!

Fixed

Fix tooltip pointer position [#6901], with thanks to @OBe95 for the contribution!
Fix standoff position [#6889, #6914], with thanks to @ayjayt for the contribution!
Fix resizing pie and funnelarea traces when textinfo is set to "none" [#6893], with thanks to @robbtraister for the contribution!
Fix insiderange on category axes [#6910]
Fix display of "boundaries" tickson when tickmode is set to "array" [#6912]

[2.29.1] -- 2024-02-12

Fixed

Fix bug where plots with axis type='categorical', tickson = "boundaries" and showgrid=true wouldn't load [#6885]
Respect insiderange when multiple overlaid axes having insideticklabel [#6817]

[2.29.0] -- 2024-02-01

Added

Add layout.barcornerradius and trace.marker.cornerradius properties to support rounding the corners of bar traces [#6761], with thanks to Displayr for sponsoring development!
Add autotickangles to cartesian and radial axes [#6790], with thanks to @my-tien for the contribution!

Changed

Improve hover detection for for scatter plot fill tonext* [#6865], with thanks to @lumip for the contribution!
Improve rendering of heatmap bricks for log-scale axes [#5991], with thanks to @andrew-matteson for the contribution!
Adjust Sankey trace to allow user-defined link hover style override [#6864], with thanks to @TortoiseHam for the contribution!
Adjust 'decimal' and 'thousands' formats for Brazilian Portuguese locale file [#6866], with thanks to @pazuza for the contribution!

Fixed

Fix modifying selections on traces on overlaying axes [#6870]

[2.28.0] -- 2024-01-05

Added

Add align option to sankey nodes to control horizontal alignment [#6800], with thanks to @adamreeve for the contribution!
Add the possibility of loading "virtual-webgl" script for WebGL 1 to help display several WebGL contexts on a page [#6784], with thanks to @greggman for the contribution!
Add options to use base64 encoding (bdata) and shape (for 2 dimensional arrays) to declare various typed arrays i.e. dtype=(float64|float32|int32|int16|int8|uint32|uint16|uint8) [#5230]

Fixed

Fix scattergl rendering bug on M1 mac devices [#6830], with thanks to @justinjhendrick for the contribution!
Fix hovering over sankey node only fully highlights first trace [#6799], with thanks to @DominicWuest for the contribution!
Fix error when the mouse moves to x=0 while dragging a rangeslider [#6780], with thanks to @david-bezero for the contribution!
Fix duplicated of major and minor ticks in calc data [#6829], with thanks to @ayjayt for the contribution!
Fix charset test dashboard [#6826], with thanks to @ayjayt for the contribution!
Fix range defaults to take into account minallowed and maxallowed values of the axis [#6796]
Fix scattergl legend when marker.angle is an array [#6787]
Fix plot schema not to show line.shape options for scatterpolargl trace [#6781]

[2.27.1] -- 2023-11-08

Changed

Adjust stamen styles to point to stadiamaps.com, the users may also need to provide their own API_KEY via config.mapboxAccessToken [#6776, #6778]

Fixed

Fix handling multi-line text in title automargin [#6758]

[2.27.0] -- 2023-10-20

Added

Add insiderange to cartesian axes to help avoid overlap between visible grid lines and tick labels of the counter axis when they are positioned inside [#6735], this feature was anonymously sponsored: thank you to our sponsor!

Fixed

Fix column order changes on hover [#6718], with thanks to @bhavinpatel1109 for the contribution!
Fix hover at timestamp '1970-01-01 00:00:00' [#6752], with thanks to @adamjhawley for the contribution!
Fix clearing empty candlestick using react [#6757]

[2.26.2] -- 2023-10-04

Fixed

Fix range interactions affecting partial ranges in other subplots [#6743]
Fix to emit plotly_click event on touchscreens with "select" dragmode [#6724]), with thanks to @lvlte for the contribution!
Fix error display for failing builds [#6739], with thanks to @dmt0 for the contribution!
Use the "willReadFrequently" 2d context creation attribute to optimize readback performance for heat map traces [#6741], with thanks to @bebeal for the contribution!

[2.26.1] -- 2023-09-22

Fixed

Fix horizontal title alignment [#6725], with thanks to @28raining for the contribution!
Fix single-point histogram when user has provided bin widths [#6725], with thanks to @28raining for the contribution!
Fix to allow custom plotly_legenddoubleclick handlers to execute even when the default plotly_legendclick event is cancelled (returns false) [#6727], with thanks to @andrej-vasilj for the contribution!
Fix Finnish translation for "Download plot" in fi locale [#6723], with thanks to @wkmor1 for the contribution!
Fix Czech number separators in cs locale [#6734], with thanks to @vlastimil-dolejs for the contribution!

[2.26.0] -- 2023-08-24

Added

Add "min", "max", "min reversed" and "max reversed" autorange options and handle partial ranges (i.e. one end being null), add autorangeoptions (clipmin, clipmax, minallowed, maxallowed, include) as well as minallowed and maxallowed to cartesian, gl3d and radial axes [#6547]
Add [n]-sigma (std deviations) box plots as an alternative to quartiles [#6697], with thanks to @28raining for the contribution!
Add "top left" & "top center" side options to legend title [#6711], with thanks to @28raining for the contribution!
- Add "false" option to scaleanchor to allow removing a constraint that is set by default [#6712], with thanks to @lvlte for the contribution!

[2.25.2] -- 2023-08-11

Changed

Update Croatian translations in hr locale [#6690], with thanks to @Mkranj for the contribution!

Fixed

Fix potential prototype pollution in plot API calls [#6703, 6704]

[2.25.1] -- 2023-08-02

Fixed

Fix clearing legend using react (regression introduced in 2.25.0) [#6695]

[2.25.0] -- 2023-07-25

Added

Add "Equal Earth" projection to geo subplots [#6670], with thanks to @apparebit for the contribution!
Add options to include legends for shapes and newshape [#6653]
Add Plotly.deleteActiveShape command [#6679]

Fixed

Fix contour plot colorscale domain (take account of zmin, zmax, cmin and cmax) [#6625], with thanks to @lvlte for the contribution!
Fix text markers on non-mapbox styled maps [#6652], with thanks to @baurt for the contribution!
Fix unhide isolated traces in multi legend cases (regression introduced in 2.24.3) [#6684]

[2.24.3] -- 2023-07-05

Fixed

Fix double clicking one item in a legend hides traces in other legends [#6655]
Fix double click pie slices when having multiple legends [#6657]
Fix per legend group and traceorder defaults when having multiple legends [#6664]

[2.24.2] -- 2023-06-09

Fixed

Fix legend groups toggle (regression introduced in 2.22.0) #6639
Fix waterfall hovertemplate not showing delta on totals similar #6635

[2.24.1] -- 2023-06-07

Fixed

Fix minimal copying of arrays in minExtend function (regression introduced in 2.24.0) #6632

[2.24.0] -- 2023-06-06

Added

add pattern to pie, funnelarea, sunburst, icicle and treemap traces [#6601, #6619, #6622, #6626, #6627, #6628, #6629], with thanks to @thierryVergult for the contribution!

Fixed

Fix to prevent accessing undefined (hoverText.hoverLabels) in case all currently shown markers have hoverinfo: "none" (regression introduced in 2.6.0) #6614, with thanks to @Domino987 for the contribution!
Fix to ensure only minimum margin spacing is added for container-referenced legends and colorbars [#6616]

[2.23.2] -- 2023-05-19

Fixed

Fix text rendering while drawing new shapes [#6608], with thanks to the Volkswagen Center of Excellence for Battery Systems for sponsoring development!

[2.23.1] -- 2023-05-16

Fixed

Fix heatmap rendering on iOS and Safari when zsmooth is set to false [#6605], with thanks to @lvlte for the contribution!

[2.23.0] -- 2023-05-12

Added

Add legend.xref and legend.yref to enable container-referenced positioning of legends [#6589], with thanks to Gamma Technologies for sponsoring the related development.
Add colorbar.xref and colorbar.yref to enable container-referenced positioning of colorbars [#6593], with thanks to Gamma Technologies for sponsoring the related development.

Changed

Improve heatmap rendering performance when zsmooth is set to false [#6574], with thanks to @lvlte for the contribution!

[2.22.0] -- 2023-04-27

Added

Add legend references to traces and legend2, legend3, etc. to layout, also add visible to legend i.e. to allow positioning multiple legends on a graph [#6535], this feature was anonymously sponsored: thank you to our sponsor!

Changed

Update Norwegian translations in no locale [#5410], with thanks to @bjornol for the contribution!
Update Slovak translations and number formats in sk locale [#6580], with thanks to @Libco for the contribution!

Fixed

Fix plotly_click in gl3d scenes to fire on touch devices [#6563], with thanks to @NickTominaga for the contribution!
Fix scatter3d when marker.opacity is set to zero [#6581], with thanks to @dmyronuk for the contribution!
Fix scattermapbox visibility restyle [#6567]

[2.21.0] -- 2023-04-17

Added

Add texttemplate to shape.label for parametric shapes i.e. line, rect and circle [#6527], with thanks to the Volkswagen Center of Excellence for Battery Systems for sponsoring development!
Add strict option to custom bundle command [#6557], with thanks to @CallumNZ for the contribution!

Fixed

Fix dragging of legend when xanchor is not 'left' or yanchor is not 'top' [#6528], with thanks to @bmaranville for the contribution!
Fix heatmap rendering bug and improve performance when zsmooth is set to "fast" [#6565], with thanks to @lvlte for the contribution!

[2.20.0] -- 2023-03-15

Added

Add title.automargin to enable automatic top and bottom margining for both container and paper referenced titles [#6428], with thanks to Gamma Technologies for sponsoring the related development.

[2.19.1] -- 2023-03-14

Fixed

Ensure slider range stays in bounds during the drag [#4448], with thanks to @jay-bis for the contribution!

[2.19.0] -- 2023-03-13

Added

Add label attribute to shapes [#6454], with thanks to the Volkswagen Center of Excellence for Battery Systems for sponsoring development!
Add labelalias to various axes namely cartesian, gl3d, polar, smith, ternary, carpet, indicator and colorbar [#6481], this feature was anonymously sponsored: thank you to our sponsor!

Changed

Upgrade is-mobile dependency [#6517]

Fixed

Avoid overlap of point and axis hover labels for hovermode: 'x'|'y' [#6442], with thanks to @dagroe for the contribution!

[2.18.2] -- 2023-02-15

Fixed

Avoid attaching internal d3 object to the window (regression introduced in 2.17.0) [#6487]
Correct the order of lower fence and upper fence in the French locale (fr) [#6476], with thanks to @Gagaro for the contribution!
Correct formats in the Peruvian locale (es-pe) [#6451], with thanks to @andresrcs for the contribution!

[2.18.1] -- 2023-02-02

Changed

Bump d3-interpolate and d3-color to v3 to address audit warnings [#6463]

Fixed

Fix scaling of exports e.g. the SVG format by not adding vector-effect CSS to static plots [#6445]
Fix hover on IE (regression introduced in 2.5.0) [#6466]

[2.18.0] -- 2023-01-19

Added

Add sync tickmode option [#6356, #6443], with thanks to @filipesantiagoAM and @VictorBezak for the contribution!

Changed

Improve detection of mobile & tablet devices for WebGL rendering by upgrading is-mobile [#6432]

Fixed

Fix library's imported name using requirejs AMD loader (regression introduced in 2.17.0) [#6440]

[2.17.1] -- 2023-01-09

Fixed

Fix line redraw (regression introduced in 2.15.0) [#6429]

[2.17.0] -- 2022-12-22

Added

Add shift and autoshift to cartesian y axes to help avoid overlapping of multiple axes [#6334], with thanks to Gamma Technologies for sponsoring the related development!
Introduce group attributes for scatter trace i.e. alignmentgroup, offsetgroup, scattermode and scattergap [#6381], this feature was anonymously sponsored: thank you to our sponsor!
Add marker.cornerradius attribute to treemap trace [#6351]

Changed

Change bundler from browserify to webpack [#6355]

Fixed

Fix auto backoff when marker symbols and sizes are arrays [#6414]
Avoid displaying resize cursor on static sliders [#6397]

[2.16.5] -- 2022-12-13

Fixed

Disable slider interactions when staticPlot is set to true [#6393]

[2.16.4] -- 2022-12-07

Fixed

Fix scattermapbox redraw (regression introduced in 2.16.0) [#6387]

[2.16.3] -- 2022-11-16

Fixed

Fix hover on multicategory axes [#6360], with thanks to @filipesantiagoAM for the contribution!

[2.16.2] -- 2022-11-11

Fixed

Fix mapbox clearOutline calls (regression introduced in 2.13.0) [#6367]

[2.16.1] -- 2022-10-21

Fixed

Fix choroplethmapbox selection when adding new traces on top [#6345]

[2.16.0] -- 2022-10-14

Added

Add clustering options to scattermapbox [#5827], with thanks to @elben10 for the contribution!
Add bounds to mapbox suplots [6339]

[2.15.1] -- 2022-10-11

Fixed

Fix latest version of plotly.js main module on npm

[2.15.0] -- 2022-10-06

Added

Add angle, angleref and standoff to marker and add backoff to line; also introduce new arrow symbols to facilitate drawing networks [#6297]
Add minreducedwidth and minreducedheight to layout for increasing control over automargin [#6307]
Add entrywidth and entrywidthmode to legend [#6202, #6324]

Changed

Use valType of angle for rotation in pie [#6304]

Fixed

Fix mapbox touch event after switching back from select mode [#6281], with thanks to @mmtmr for the contribution!
Fix automargin to update axis titles in redraws [#6312]
Fix exporting patterns with transparent color [#6318]
Fix exporting text on empty slices [#6335]
Disable interactions for treemap, icicle, sunburst, pie, funnelarea, parcats, parcoords and sankey traces when staticPlot is set to true [#6296]

[2.14.0] -- 2022-08-10

Added

Add support for sankey links with arrows [#6276], with thanks to @Andy2003 for the contribution!
Add editSelection option to config [#6285]

Changed

Update dutch translations and fix dateMonth format for nl locale to confirm with expected nl format [#6261], with thanks to @eirvandelden for the contribution!

[2.13.3] -- 2022-07-25

Fixed

Emit plotly_selected event on plot API calls and GUI edits [#6277]

[2.13.2] -- 2022-07-21

Fixed

Fix sankey select error (regression introduced in 2.13.0) [#6265]
Handle missing drag layer of invisible sankey traces to fix select error [#6267]
Emit selection event in shape drawing dragmodes when an existing selection is modified [#6262]

[2.13.1] -- 2022-07-14

Fixed

Avoid attaching selections to undefined eventData (regression introduced in 2.13.0) [#6260]

[2.13.0] -- 2022-07-14

Added

Add selections, newselection and activeselection layout attributes to have persistent and editable selections over cartesian subplots [#6243]
Add unselected.line.color and unselected.line.opacity options to parcoords trace [#6216, #6236]
Add "exclusive" and "inclusive" quartile-computing algorithm to violin trace via quartilemethod attribute [#6187]
Add flaglist options including "left", "right", "top", "bottom", "width" and "height" to control the direction of automargin on cartesian axes [#6193]
Add delta.prefix and delta.suffix to indicator trace [#6246], with thanks to @paulovieira for the contribution!
Add official Chinese (Taiwan) translation (locale zh-tw) [#6247], with thanks to @sec2 for the contribution!
Add official Sinhala translation (locale si) [#6238], with thanks to @sujithranga for the contribution!

Changed

Display Plotly's new logo in the modebar [#6232]

Fixed

Fix undesirable missing hover labels of box & violin traces [#6189]
Fix xref description of shapes [#6194]

[2.12.1] -- 2022-05-09

Fixed

Fix for disabling polar rotation when dragmode is set to false [#6147], with thanks to @jonfunkhouser for the contribution!
Fix custom modebar buttons mutate the input [#6177]
Fix various missing and duplicate spaces in plot schema descriptions [#6183]

[2.12.0] -- 2022-05-02

Added

Add griddash axis property to cartesian, polar, smith, ternary and geo subplots and add griddash and minorgriddash to carpet trace [6144], with thanks to @njwhite for the contribution!
Implement various options to position and style minor ticks and grid lines on cartesian axis types including minor.tickmode, minor.tickvals, minor.tickcolor, minor.ticklen, minor.tickwidth, minor.dtick, minor.tick0, minor.nticks, minor.ticks, minor.showgrid, minor.gridcolor, minor.griddash and minor.gridwidth [6166]

Changed

Use the "willReadFrequently" 2d context creation attribute to optimize readback performance [#6084], with thanks to @junov for the contribution!

Fixed

avoid drawing blank tick labels on cartesian axes [#6163]

[2.11.1] -- 2022-03-15

Fixed

Regenerate functions of regl-based traces in the "strict" bundle [#6141]

[2.11.0] -- 2022-03-11

Added

Add a CSP complaint variation of regl-based traces i.e. parcoords, splom, scattergl, scatterpolargl to the "strict" bundle [#6083]
Add scattersmith trace to the "strict" bundle [#6135]

[2.10.1] -- 2022-03-08

Fixed

Fix mesh3d generation when alphahull is a positive number (regression introduced in 2.5.1) [#6133]

[2.10.0] -- 2022-03-04

Added

Add support to use version 3 of MathJax and add typesetMath attribute to config [#6073], with thanks to Equinor for sponsoring the related development!
Add fillpattern options to scatter trace [#6101], with thanks to @s417-lama for the contribution!

[2.9.0] -- 2022-02-04

Added

Implement ticklabelstep to reduce labels on 2D axes and colorbars [#6088], this feature was anonymously sponsored: thank you to our sponsor!

Changed

Display the version of plotly.js when hovering over the modebar [#6077]
Various dependency updates as listed under the v2.9.0 milestone

Fixed

Fix vertical spacing of legend items in horizontal mode [#6094]

[2.8.3] -- 2021-12-20

Fixed

Correct formatted x/y texttempate for histogram trace [#6070]

[2.8.2] -- 2021-12-20

Fixed

Fix missing x/y texttemplate for histogram, bar, funnel and waterfall traces [#6069]

[2.8.1] -- 2021-12-15

Fixed

Do not exceed layout font size when textfont is set to "auto" for heatmap, histogram2d, contour and histogram2dcontour traces [#6061]

[2.8.0] -- 2021-12-10

Added

Introduce horizontal colorbars [#6024]
Implement legend.grouptitlefont and hoverlabel.grouptitlefont [#6040]
Add texttemplate and textfont to heatmap and histogram2d traces as well as histogram2dcontour and contour traces when coloring is set "heatmap" [#6028]

Fixed

Fix to discard negative values from pie chart post-aggregation instead of during summation [#6051], with thanks to @destiny-wu for the contribution!

[2.7.0] -- 2021-12-02

Added

Add texttemplate, textposition, textfont, textangle, outsidetextfont, insidetextfont, insidetextanchor, constraintext and cliponaxis to histogram trace [#6038]

Changed

Bump probe-image-size module to v7.2.2 [#6036]

Fixed

Fix mapbox derived coordinate for Retina displays [#6039]
Fix interaction between uirevision and autorange. Because we push autorange and range back into layout, there can be times it looks like we're applying GUI-driven changes on top of explicit autorange and other times it's an implicit autorange, even though the user's intent was always implicit. This fix treats them as equivalent. [#6046]

[2.6.4] -- 2021-11-26

Fixed

Avoid bar with text to jump when selected [#6043]

[2.6.3] -- 2021-11-12

Fixed

Fix hover events in Shadow DOM [#6021], with thanks to @SabineWren for the contribution!

[2.6.2] -- 2021-11-05

Fixed

Fix loading issue in orca (regression introduced in 2.6.0) [#6011]

[2.6.1] -- 2021-11-03

Fixed

Fix to avoid including local stackgl_modules/node_modules in the package (regression introduced in 2.6.0) [#6008]

[2.6.0] -- 2021-10-29

Added

Add smith subplots and the scattersmith trace type for displaying Smith charts [#5956, #5992], with thanks to Kitware and @waxlamp for kicking off this effort.

Changed

Improve drawing the contour lines in non-linear space e.g. on log axes [#5985], with thanks to @andrew-matteson for the contribution!
Bump eslint to v8 release candidate including fixes for no-new-func test [#5969]

Fixed

Fix npm install problem for npm v6 users (regression introduced in 2.5.0) [#6004]
Fix unhover event data for gl3d subplots [#5954], with thanks to @dwoznicki for the contribution!
Fix scatter3d opacity restyle bug [#5958], with thanks to @dwoznicki for the contribution!
Skip "hoverinfo": "none" trace display for hover modes [#5854], with thanks to @Domino987 for the contribution!
Display prefix and suffix of invisible polar axes in hover [#5964]
Reduce calls to getBoundingClientRect in convertToTspans [#5976]
Avoid wrapping legend items if already on the first column [#5996]
Fix horizontal alignment of colorbar in editable mode when xanchor is set to "center" [#6002]
Fix to improve rendering of graphs with Mathjax on Firefox v82 and higher [#5993]

[2.5.1] -- 2021-09-16

Fixed

Reduce bundle sizes by updating surface-nets, robust-determinant, robust-linear-solve modules [#5934, #5935, #5936]
Update CONTRIBUTING guidelines to use npm v7 and node.js v16 [#5933], with thanks to @sleighsoft for the contribution!

[2.5.0] -- 2021-09-03

Added

Include surface, isosurface, volume, streamtube, cone, mesh3d, scatter3d, pointcloud and heatmapgl in the "strict" bundle by avoid function generation for these traces at runtime [#5888]

Changed

Use node.js v16 and npm v7 in development and upgrade the version of package-lock.json [#5922, #5919]

Fixed

Adjust position of hover in respect to CSS transform [#5916]

[2.4.2] -- 2021-08-31

Fixed

Fix positioning unified hover box when div has zero height (regression introduced in 2.3.0) [#5913]

[2.4.1] -- 2021-08-27

Fixed

Fix double click legends when groupclick is set to "toggleitem" [#5909]

[2.4.0] -- 2021-08-27

Added

Add legend.groupclick options [#5849, #5906], with thanks to @brussee for the contribution!
Add touch support to slider component [#5856], with thanks to @keul for the contribution!
Provide bbox of hover items in event data [#5512]

Changed

Upgrade regl module from version 1.6.1 to version 2.1.0 [#5870]

Fixed

Fix invalid call to lib.promiseError in lib.syncOrAsync [#5878], with thanks to @jklimke for the contribution!
Use hoverlabel.font for group titles in unified hover modes [#5895]

[2.3.1] -- 2021-07-30

Fixed

Fix period positioned hover to work in different time zones as well as on grouped bars [#5864]
Use ids from axes when making hover data keys [#5852]
Do not include regl based traces parcoords, splom, scattergl and scatterpolargl in the "strict" bundle so that it could be used with CSP without WebGL warning [#5865]

[2.3.0] -- 2021-07-23

Added

Add new number formatting and text alignment options by upgrading d3.format method from d3@v3 to version 1.4.5 of d3-format module [#5125, #5842]
Add "satellite" and several other projection types to geo subplots [#5801]
Improve rendering of scattergl, splom and parcoords by implementing plotGlPixelRatio for those traces [#5500]

Changed

Upgrade d3.geo method from d3@v3 to version 1.12.1 of d3-geo module and version 2.9.0 of d3-geo-projection module [#5112]
Upgrade d3.interpolate method from d3@v3 to version 1.4.0 of d3-interpolate module in icicle, indicator, parcats, sunburst and treemap [#5826]
Upgrade regl-scatter2d, regl-line2d and regl-error2d modules to use version 1.1.0 of to-float32 module to improve the performance [#5786], with thanks to @Seranicio for the contribution!
Edit the type of constraintrange in parcoords trace to pass validation [#5673]
Sort object key values in schema [#5813]
Sort plot-schema and add test to track plot-schema changes [#5776]
Preview CHANGELOG when building dist on master [#5780, #5808]
Preview plot-schema changes between releases when building dist on master [#5814]
Display changes made to package.json between versions and add identical tags to draft bundles created by publish-dist job on CircleCI [#5815]
Simplify devtool by relying on XMLHttpRequest instead of d3.json [#5832]
Update CONTRIBUTING guidelines on how to submit pull requests and generate new baseline [#5791, #5792]
More maintenance work listed under the v2.3.0 milestone

Fixed

Fix unknown filename when exporting charts using new versions of Safari [#5609, 5838], with thanks to @rlreamy for the contribution!
Improve README for ES6 module import [#5779], with thanks to @andreafonso for the contribution!
Position hover in respect to the average of values in (x|y) unified modes (regression introduced in 2.0.0) [#5845]
Fix hover with period alignment points and improve positioning of spikes and unified hover label in order not to obscure referring data points and fit inside plotting area [#5846]
Allow clickable legend group titles when group has no pie-like traces [#5771]
Fix mapbox line text example [#5804]
Fix links to time format options so that they point to the d3-time-format v2.2.3 applied not the latest [#5818]

[2.2.1] -- 2021-07-06

Fixed

Fix to improve sanitizing href inputs for SVG and HTML text elements [#5803]

[1.58.5] -- 2021-07-06

Fixed

Fix to improve sanitizing href inputs for SVG and HTML text elements [#5803]

[2.2.0] -- 2021-06-28

Added

Legend group titles [#5752], this feature was anonymously sponsored: thank you to our sponsor!
Add half-year directive (%h) for formatting dates and improve descriptions to include extra date formatting options [#5762], this feature was anonymously sponsored: thank you to our sponsor!

Changed

Modernize the process of creating baselines using Kaleido and improve image & other export test systems [#5724]
Centralize jsdom utility to return Plotly object in node.js test scripts and use it in generating plot-schema [#5755]
Bump turf bbox dependency to v6.4.0 [#5747]
Bump turf area dependency to v6.4.0 [#5748]
More maintenance work listed under the v2.2.0 milestone

Fixed

Cache values and patterns in set_convert for axes with rangebreaks to improve performance [#5659], with thanks to @spasovski for the contribution!
Fix fetching geojson when ES6 import is used to load the library [#5763]
Correct readme links [#5746]

[2.1.0] -- 2021-06-18

Added

Add icicle trace type [#5546] with thanks to @Kully and @mtwichan of Zyphr for their contribution!
Implement legendrank attribute in traces [#5591]
Implement fgopacity, fgcolor & "overlay" fillmode for bars and handle bar pattern and legend when marker.colorscale is present [#5733]

Changed

Replace deprecated node-sass modules with Sass and update plot CSS [#5729]
Bump probe-image-size to v7.2.1 [#5739]
More maintenance work listed under the v2.1.0 milestone

Fixed

Fix setting the width of categorical bars & boxes to unit [#5732]

[2.0.0] -- 2021-06-07

Added

CSP safety: refactored to avoid usage of function constructors from basic, cartesian, finance, geo, and mapbox partial bundles and added tests to ensure that they will not again do so in the future [#5359, #5383, #5387], with thanks to Equinor for sponsoring the related development!
Add strict partial bundle [#5413, #5444], which includes the maximal subset of the library which does not rely on function constructors
Add custom-bundle script to facilitate generation of custom bundles [#5527, #5508, #5605, #5712]
Add mock validation utility [#5653]
Implement "fast" zsmooth option for image trace [#5354, #5386], with thanks to @almarklein for the contribution!
Implement various marker.pattern options in histogram, bar and barpolar traces [#5520, #5537] with thanks to @s417-lama for the contribution!
Implement ticklabeloverflow options on cartesian axes and colorbars to drop tick labels going outside div or domain [#5584]
Implement (x|y|z)hoverformat, (u|v|w)hoverformat and valueformat to cartesian and gl3d traces [#5563]
Implement "(x|y)other" hovertemplate options to format differing positions in compare and unified modes [#5690]
Add layout and template attributes to facilitate enabling and disabling predefined modebar buttons e.g. shape drawing and "v1hovermode" via modebar.add and modebar.remove [#5660]

Removed

Drop support for old browsers IE9 and IE10 [#5376, #5380, #5460, #5491]
Stop exporting v3 of d3 under Plotly.d3 [#5400, #5406]
Stop attaching _has* plot types to fullLayout [#5409]
Stop injecting MathJax config by default [#5514]
Remove sane-topojson and MathJax v2.3 files from dist folder and change supported MathJax version to v2.7.5 [#5487, #5492, #5494]
Reduce the number of exported methods from Plotly.Fx and Plotly.Plots in the API [#5420]
Drop Plotly.plot from the API [#5412, #5370, #5393]
Drop Plotly.Queue from the API [#5423]
Drop non-object role keys from attribute definition [#5425, #5432]
Drop deprecated contourgl and area traces as well as deprecated legacy pre-scatterpolar polar-related attributes bar.t, bar.r, scatter.t, scatter.r, layout.radialaxis, layout.angularaxis and gd.framework [#5399, #5408, #5409, #5398, #5438]
Stop overwriting the "latest" bundles on CDN, please specify the version [#5462, #5697]

Deprecated

Deprecate heatmapgl and pointcloud trace types for later removal [#5447]
Deprecate transform attributes [#5657]

Changed

No longer show "Aa" text in legends unless there is only text in the legend item [#5682]
New defaults for legend.title.font and colorbar.title.font to depend on legend.font and colorbar.tickfont and increase their sizes [#5611]
New defaults for spikes by setting spikedistance to "-1" and axis.spikesnap to "hovered data" [#5648]
Default hovermode to "closest" [#5647]
Default textposition to "auto" in bar, histogram and waterfall traces [#5638]
Hide hover and spike modebar buttons by default while layout.modebar.add or config.modeBarButtonsToAdd could be used to bring them back in [#5654, #5658]
Switch to native-promise-only module to handle es6 promises [#5358]
Switch to probe-image-size module to get width and height of images [#5388, #5635]
Relax test for plain objects to enable validation in node.js and multiple window contexts [#5411, #5498]
Display latitudes before longitudes in mapbox and geo hoverlabels to comply with ISO 6709 (Standard representation of geographic point location by coordinates) [#5485, #5676]
Adjust text shadow color in respect to paper_bgcolor for better dark mode display of sankey, parcoords and parcats traces [#5506]
Improve sankey text namely support pseudo-html, fix textfont.color and avoid clipping [#5531]
Make selection event data of scattergl on par with scatter traces [#5534]
Fire plotly_unhover event when dragging [#5407], with thanks to @rreusser for the contribution!
Include transforms and calendars in partial bundles [#5379, #5422]
Require unminified mapbox-gl dependency for unminified bundles and revisit compression options for minified bundles [#5449]
Remove header comments from the source files and only add headers to the top of dist files at build time [#5436, #5446]
Guard against unexpected characters at build time [#5424]
Minimize indentation in plot-schema [#5663]
More maintenance work listed under the 60th milestone!

Fixed

Fix "toself" fill for scattergl traces to handle multiple polygons [#5355], with thanks to @ruijin for the contribution!
Fix element targeting on hover in shadow DOM [#5256], with thanks to @dbluhm for the contribution!
Fix hover interaction on geo subplots in Firefox [#5607], with thanks to @LucaVazz for the contribution!
Improve scattergl performance when using typed arrays [#5632], with thanks to @Seranicio for the contribution!
Fix native ES6 import [#5708], with thanks to @oldrich-svec suggestion!
Hide gridlines and ticks overlapping "inside" ticklabels [#5550, #5586, #5589, #5610, #5684]
Improve hover in compare and unified modes [#5543, #5618, #5662, #5664, #5668, #5683]
Fix spike on bar-like traces [#5542]
Fix bar inside text font color default when using colorscale [#5666]
Fix texttemplate on log axes [#5622]
Fix displaying zero threshold for indicator trace [#5430]
Fix axis constraints for heatmapgl [#5476]
Fix setTimeout functions to return in the case of undefined layouts [#5482]
Fix misinterpreted clip-path by some programs after export [#5686]
Avoid redundant number casting in Lib.ensureNumber function [#5637]
Avoid duplicate keys in object literals within plotly builds [#5458]
Revise attributions of Carto, Stamen and Open Street Map styles [#5696]
Improve attribute compression and avoid redundant copyright comments in non-minified bundles [#5426, #5429, #5439]
Provide links to all pull requests in the changelog [#5469]
Provide documention for creating custom bundles and improve readme files [#5702, #5703, #5704, #5705, #5713]
Provide a link to plotly.js dependencies when publishing various plotly.js-dist packages to npm [#5711]
Adjust npm publish script to use relevant tag e.g. "rc" when publishing various plotly.js-dist packages [#5467]
Place CDN publish script inside plotly.js repository [#5468, #5470]
- Fix syntax test on the dist files [#5471]

[1.58.4] -- 2020-12-21

Fixed

Fix preserveDrawingBuffer WebGL config for displaying transparent gl3d scenes on Apple devices running latest Safari versions (v13 and higher) [#5351]
Fix spelling [#5349, #5356] with thanks to @jbampton for the contribution!

[1.58.3] -- 2020-12-17

Fixed

Fix autorange for inside tick label positions [#5332]
Fix "nonnegative" and "tozero" rangemode for inside tick label positions (regression introduced in 1.58.2) [#5331]
Fix missing categories and tick labels on react updates (regression introduced in 1.54.6) [#5345]
Fix to avoid "autoscale" error when axis autorange is set to false (regression introduced in 1.42.0) [#5336]

[1.58.2] -- 2020-12-08

Fixed

Fix root.color error for treemap and sunburst traces (regression introduced in 1.58.0) [#5330]
Avoid infinite redraws to compute autorange for "inside" tick labels on the axes linked with scaleanchor and/or matches [#5329]
Provide padding for "inside" tick labels of various cartesian traces e.g. heatmap, bar and line plots [#5325]
Adjust position of multi-line dates for tick labels in respect to side and ticklabelposition on x-axis [#5326]
Move tape to dev-dependencies [#5323]

[1.58.1] -- 2020-12-04

Fixed

Fix automargin bug for the case of short remaining height or width for plot [#5315], (regression introduced in 1.58.0)

[1.58.0] -- 2020-12-02

Added

Add ticklabelposition attribute to cartesian axes and colorbars [#5275], this feature was anonymously sponsored: thank you to our sponsor!
Add "strict" autotypenumbers to axes and layout [#5240]
Add itemwidth to legends [#5212], with thanks to @s417-lama for the contribution!
Add root.color attribute to sunburst and treemap traces [#5232, #5245], with thanks to @thierryVergult for the contribution!

Changed

Enable fast image rendering for all linear axes [#5307], with thanks to @almarklein for the contribution!
Rework matches and scaleanchor so they work together [#5287]

Fixed

Fix hover on mobile and tablet devices for gl3d subplots [#5239] (regression introduced in 1.34.0), with thanks to @jdpaterson for the contribution!
Fix interactions when static/dynamic CSS transforms e.g. scale and translate are applied to the graph div or its parents [#5193, #5302], with thanks to @alexhartstone for the contribution!
Fix reordering of mapbox raster and image layers on update [#5269]
Fix categoryorder for missing values in cartesian traces [#5268]
Fix automargin bug to provide space for long axis labels [#5237]
Avoid styling of backgrounds during automargin redraws [#5236]
Fix displaying zero length bars with staticPlot config option [#5294]
Fix setting false locale to "en-US" [#5293]
Fix typo in Czech locale file [#5255], with thanks to @helb for the contribution!
Fix gl3d scene initialization [#5233]

[1.57.1] -- 2020-10-20

Changed

Update template for new pull requests [#5220]
Provide a default hovertemplate label for attribute "base" in bar traces [#5216]

Fixed

Fix staticPlot behaviour for rangeslider and legend [#5210], with thanks to @miqh for the contribution!
Fix colorbar react to new styles [#5217], with thanks to @anaplian for the contribution!
Fix computed margins when plot involves too many redraws [#5225]
Fix build issue for Chart Studio Cloud (regression introduced in 1.56.0) [#5223]

[1.57.0] -- 2020-10-15

Added

Introduce "domain" axis references in layout images, shapes and annotations [#5014]
Add rotation attribute to sunburst traces [#5171, #5201], with thanks to @thierryVergult for the contribution!
Provide computed margins in "full-json" export [#5203], this feature was anonymously sponsored: thank you to our sponsor!

Changed

Mention the "full-json" option in the Plotly.toImage warning [#5204]
Use current graph dimensions in Plotly.downloadImage [#5209]

Fixed

Fix importing color modules for webpack users (regression introduced in 1.56.0) [#5189]
Fix positioning ticks and labels on axes with rangebreaks and/or "period" ticklabelmode [#5187, #5208]
Fix autorange computation when a category matches a range extreme [#5211], with thanks to @LoganWlv for the contribution!
Fix displaying modebar after Plotly.restyle [#5181], with thanks to @Yook74 for the contribution!

[1.56.0] -- 2020-09-30

Added

Introduce period positioning attributes on date axes in various cartesian traces [#5074, #5175], this feature was anonymously sponsored: thank you to our sponsor!
Add minexponent attribute to improve control over SI prefixes in axis tick labels [#5121], with thanks to @ignamv for the contribution!
Add sort attribute to sunburst and treemap traces to disable automatic sort [#5164], with thanks to @thierryVergult for the contribution!
Handle rgba colors in colorscale of surface traces [#5166], with thanks to @lucapinello for the contribution!

Changed

Disable undesirable text selections on graphs [#5165]
Adjust tick0 for weekly periods [#5180]
More informative error messages when creating sunburst and treemap charts [#5163]

Fixed

Fix positioning legend items [#5139], with thanks to @fredrikw for the contribution!
Fix rounding big numbers in pie and sunburst traces [#5152]
Display marker and line colors in scatter3d and scattergl when hovering [#4867]

[1.55.2] -- 2020-09-08

Fixed

Fix automargin when ticklabelmode is set to "period" [#5134]

[1.55.1] -- 2020-09-02

Fixed

Install image-size module in dependencies [#5119]

[1.55.0] -- 2020-09-02

Added

Introduce "period" ticklabelmode on cartesian date axes [#4993, #5055, #5060, #5065, #5088, #5089], this feature was anonymously sponsored: thank you to our sponsor!
Add new formatting options for weeks and quarters [#5026], this feature was anonymously sponsored: thank you to our sponsor!
Add source attribute to image traces for fast rendering [#5075]
Add zsmooth attribute for discrete heatmapgl traces [#4953], with thanks to @ordiology for the contribution!
Add horizontal and vertical markers for arrow charts [#5010]
Add touch support to rangeslider [#5025], with thanks to @priyanomi, @cristiantx, @JasDev42 for their contribution!

Changed

Improve contribution guide & readme, add code of conduct [#5068]
Bump various dev-dependencies namely bubleify and glslify [#5084, #5085, #5118]

Fixed

Fix updating title and tick labels during transition with react [#5045]
Fix table wheel scroll for Firefox [#5051], with thanks to @ManelBH for the contribution!
Fix ISO-8601 short time zone format [#5015], with thanks to @mtgto for the contribution!
Fix numeric periods on date axes for bar with base [#5061]
Fix bar and box widths on categorical axes in "overlay" mode [#5072]
Fix symbol numbers in string format [#5073]
Fix gl2d marker sizes [#5093]
Fix default latitude span in geo subplots [#5033]
Improve axis tick increment [#5114]

[1.54.7] -- 2020-07-23

Changed

Revert [#4904] to fix a template regression introduced in 1.54.4 [#5016]

[1.54.6] -- 2020-07-09

Fixed

Link matching axes categories during Plotly.relayout calls (regression introduced in 1.54.2) [#4977]
Fix "median" aggregation transforms [#4969]
Fix parcats category order when the dimension only includes numbers [#4973]
Fix numeric sort in ternary drag [#4975]
Fix heatmapgl supply defaults not to add unimplemented attributes xcalendar, ycalendar, xgap, ygap, zsmooth, zhoverformat, hoverongaps and hovertemplate to gd._fullData [#4950]
Fix contourgl supply defaults not to add unimplemented attributes xcalendar, ycalendar to gd._fullData [#4951]

[1.54.5] -- 2020-06-23

Fixed

Fix placement of dividers on reversed-range multicategory axes [#4939]
Fix placement of candlestick, ohlc and box plots on axes with rangebreaks [#4937]
Handle undefined layout and data arguments in Plotly.validate [#4938]

[1.54.4] -- 2020-06-22

Changed

Bump ecstatic, gl-selet-static, gl-plot2d & gl-plot3d and drop cwise to simplify build process & address security warnings [#4929, #4930, #4934]

Fixed

Fix setting width and color of lines via template various attributes namely tickcolor, tickwidth, ticklen, linecolor, linewidth, zerolinecolor, zerolinewidth, gridcolor, gridwidth, etc. [#4904]

[1.54.3] -- 2020-06-16

Fixed

Fix autosize case of hidden div with non-px size [#4925]

[1.54.2] -- 2020-06-10

Changed

Bump regl dependency to v1.6.1 [#4881]
Bump ndarray dependency to v1.0.19 [#4910]
Bump mapbox-gl dependency to v1.10.1 [#4859]
Improve docs about building Plotly with Angular [#4182]

Fixed

Fix wheel event for IE-11 [#4385]
Fix plot_bgcolor react [#4816]
Fix legend.title react [#4827]
Fix rangebreaks on candlestick & ohlc traces [#4814]
Fix rangebreaks on heatmap traces with 2-D z array [#4821]
Fix rangebreaks on histogram2d traces [#4829]
Fix rangebreaks overlapping and tick positions [#4831]
Fix "array" tickmode on date & log axes [#4851]
Fix category order of matching axes when calling react [#4832]
Fix for bypassing non-string ids during matching axes [#4858]
Fix selection of single value dimensions in parcoords traces [#4878]
Fix bar lengths in milliseconds from base [#4900]
Fix gl3d ticks when converting dates to milliseconds (regression introduced in 1.21.0) [#4903]

[1.54.1] -- 2020-05-04

Changed

Update dependencies in package.json & package-lock.json [#4799, #4800, #4802, #4805, #4811]

Fixed

Set pointer-events only for editable shapes to allow pan, zoom & hover events to work inside shapes (regression introduced in 1.54.0) [#4810]
Update and validate various mocks [#4762]

[1.54.0] -- 2020-04-30

Added

Introduce new drag modes "drawline", "drawrect", "drawcircle", "drawopenpath", "drawclosedpath" & add optional modebar buttons for drawing & removing new shapes inside cartesian subplots & add newshape and activeshape attributes to layout & add editable and fillrule attributes to layout.shapes [#4775]
Add angle and allowoverlap attributes to marker of scattermapbox traces [#4575, #4794]
Add Portuguese (Portugal) pt-pt locale [#4736]

Changed

Bump WebGL modules including mapbox-gl and is-mobile [#4731, #4752, #4791]
Bump jsdom, d3-force, minify-stream, topojson-client and es6-promise [#4751, #4768, #4772, #4773, #4774]

Fixed

Sanitize sourceattribution in mapbox layers [#4793]
Fix reactto mapbox style changes [#4720]
Fix transform sort order with gaps [#4783]
Fix autorange for bar and waterfall when base is present [#4714]
Fix "extremes" opacityscale option for volume and surface [#4725]
Fix no-WebGL warning for scattergl and splom traces [#4777]
Fix notifier CSS to have a fallback in font stack [#4778]

[1.53.0] -- 2020-03-31

Added

Introduce rangebreaks on date axes mainly thanks to [#4614] with API revision & improvements in [#4639, #4641, #4644, #4649, #4652, #4653, #4660, #4661, #4670, #4677, #4684, #4688, #4695, #4696, #4698, #4699], this feature was anonymously sponsored: thank you to our sponsor!
Introduce "(x|y) unified" hovermode [#4620, #4664, #4669, #4687], this feature was anonymously sponsored: thank you to our sponsor!
Add "hovered data" mode to spikesnap [#4665]
Add "full-json" export format to Plotly.toImage and Plotly.dowloadImage [#4593]
Add node.customdata and link.customdata to sankey traces [#4621]
Add opacityscale for surface traces [#4480]

Changed

Improve contour labels (add extra pad) and correct minus sign [#4540]
Improve sizing text inside pie and sunburst (add extra pad) [#4519]
Improve display of spikelines when spikedistance is set to -1 [#4637]
Improve compare hovermode to include all points at same coordinate [#4664]
Improve histogram hover labels (harmonize start & end values) [#4662]
Display new colors on Plotly's logo [#4691]
Update links & descriptions to Chart Studio Cloud and plotly.com website [#4694]
Update contributing guidelines & add info about trace module architecture [#4624]
Require config.plotlyServerURL to be set for Chart Studio export [#4690]

Fixed

Fix Plotly.downloadImage to match transparencies in gl3d plots with the on-screen render [#4566]
Fix amount of transparency applied by opacity in surface traces [#4480, #4642]
Fix gaps in bar traces (regression introduced in 1.50.0) [#4634]
Fix gaps in funnel & waterfall [#4663]
Fix template to set axis type, tickformatstops, tick0, dtick, tickvals and tickmode [#4670, #4685]

[1.52.3] -- 2020-03-02

Fixed

Make identical bundles on different nodes [#4601]
Fix (regression introduced in 1.52.1) and improve interactive display of narrow points of bar-like traces [#4568]
Ensure text fits inside sunburst sectors with zero values [#4580]
Reset splom selectBatch and unselectBatch on updates [#4595]
Retry different mobile/tablet config to render gl3d subplots on various devices & browsers e.g. Brave [#4549]
Bump is-mobile to handle iPad Pro & iPad 7th + iOs v13 + Safari [#4548]
Fix orthographic hover after scroll zoom [#4562]
Preserve gl3d scene aspectratio after orthographic scroll zoom [#4578]
Include gl3d scene.aspectmode changes in relayout updates [#4579]
Apply utf-8 charset in test_dashboard [#4554]

[1.52.2] -- 2020-02-03

Fixed

Handle 'missing' matching axes [#4529]
Fix hover for mesh3d, isosurface and volume when using plotGlPixelRatio > 1 (bug introduced in 1.45.0) [#4534]
Fix hover of mesh3d traces with facecolor and intensitymode: 'cell' [#4539]
Fix gl3d rendering on iPad Pro & iPad 7th + iOs v13 + Safari [#4360, #4546]
Fix pixel-rounding logic for blank bars [#4522]
Fix pathbar.visible updates in treemap traces [#4516]
Fix waterfall 'closest' hover when cursor is below the size axis [#4537]
Fix mapbox layout layer opacity for raster types [#4525]
Allow 0 in grouby transform nameformat templates [#4526]
Fix Plotly.validate for valType:'any' attributes [#4526]
Bump d3-interpolate to v1.4.0 [#4475]
Bump d3-hierarchy to v1.1.9 [#4475]
Fix typo in annotation align attribute description [#4528]
Fix plot_bgcolor and paper_bgcolor attribute description [#4536]
Fix insidetextorientation description for pie and sunburst traces [#4523]

[1.52.1] -- 2020-01-13

Fixed

Fix handling of geo.visible false edge case in order to override template.layout.geo.show* attributes [#4483]

[1.52.0] -- 2020-01-08

Added

Add uniformtext behavior to bar, funnel, waterfall, pie, funnelarea, sunburst and treemap traces [#4420, #4444, #4469]
Add "pre-computed" q1/median/q3 input signature for box traces [#4432]
Add support for legend titles [#4386]
Add legend items for choropleth, choroplethmapbox, cone, densitymapbox, heatmap, histogram2d, isosurface, mesh3d, streamtube, surface, volume traces [#4386, #4441]
Add "auto-fitting" behavior to geo subplots via geo.fitbounds attribute [#4419]
Add support for custom geojson geometries in choropleth and scattergeo traces [#4419]
Add "exclusive" and "inclusive" quartile-computing algorithm to box traces via quartilemethod attribute [#4432]
Add insidetextorientation attribute to pie and sunburst traces [#4420]
Add intensitymode to allow cell intensity values in mesh3d traces [#4446]
Add featureidkey attribute to choroplethmapbox, choropleth and scattergeo traces [#4419]
Add geo.visible shortcut attribute [#4419]
Add coordinates of mapbox subplot view as a derived property in plotly_relayout event data [#4413]
Add modebar buttons zoomInMapbox and zoomOutMapbox [#4398]
Add support for typed array in groupby transforms groups [#4410]
Add notifyOnLogging config option that allows log/warn/error messages to show up in notifiers pop-ups [#4464]
Enable loading locale bundles before plotly.js bundles [#4453]
Add Korean ko locale [#4315]

Changed

Skip mapbox subplot map position updates while panning/zooming removing potential stuttering [#4418]
Optimize mapbox raster layout layer updates [#4418]
Improve sunburst and treemap click events behavior [#4454]
Improve attribute description of sunburst/treemap outsidetextfont [#4463]
Update source and dist file headers to 2020 [#4457]

Fixed

Fix streamtube traces with numeric string coordinates (bug introduced in 1.51.0) [#4431]
Correctly handle different data orders in isosurface and volume traces [#4431]
Fix symbol numbers in scattergl and splom traces [#4465]
Fix coloraxis colorbars for sunburst and treemap with values colorscales [#4444]
Fix inside text fitting for bar, funnel and waterfall traces with set textangle [#4444]
Fix handling of invalid values and zero totals for pie and funnelarea [#4416]
Fix colorbar of reversescale colorscales of heatmap-coloring contours [#4437]
Fix colorbar templating for "non-root" colorscales [#4470]
Fix event data and some hover templates for x/y/z heatmap + contour [#4472]
Fix "toggleothers" behavior for graphs with traces not in legend [#4406]
Fix histogram bingroup logic when calendars module is not registered [#4439]
Fix "almost equal" branchvalue: 'total' partial sum cases [#4442]
Fix handling of treemap pathbar.textfont [#4444]

[1.51.3] -- 2019-12-16

Fixed

Fix Plotly.Plots.resize edge cases ensuring now that its promises always resolve [#4392]
Fix position of link hover labels in vertical sankey [#4404]
Fix box autorange for traces with "inverted" notched [#4388]

[1.51.2] -- 2019-11-25

Fixed

Fix texttemplateformatting on axes that define tick prefixes and suffixes [#4380, #4384]
Fix cmin and cmax computations during color value updates on shared color axes [#4366]
Fix contour and histogram2dcontour legend item rendering when reversescale is turned on [#4356]
Fix contour and histogram2dcontour legend item rendering when set to a shared color axis [#4356]
Handle missing vertexcolor and facecolor during mesh3d rendering [#4353]
No longer coerce contour and colorscale attributes for mesh3d when not needed [#4346]
Remove a duplicate function call in parcoords code [#4357]
Include opacity in the surface trace plot schema [#4344]
Mention legend.bgcolor default in attribute description [#4362]

[1.51.1] -- 2019-11-04

Fixed

Fix scattergl missing points plot and react (bug introduced in 1.33.0) [#4323]
Skip non-numeric values in image trace plot [#4325]

[1.51.0] -- 2019-10-29

Added

Add image trace type [#4289, #4307, #4313, #4319]
Add automargin attribute in pie traces, enabling outside text labels to push the margins [#4278]
Add title.standoff attribute to cartesian axes, setting the distance in pixels between the tick labels and the axis title [#4279]
Add hoverongaps attribute to heatmap and contour traces, for suppressing hover labels on missing data [#4291]
Add args2 attribute to updatemenus buttons which can be used to create toggle buttons [#4305]
Add zh-CN locale [#4276, #4310]

Changed

Introduce workarounds for "common" (aka axis) hover label clipping about the graph's viewport [#4298]
No longer accept trace domain settings where end is not greater than start [#4304]

Fixed

Fix streamtube coloring and positioning when generated with non-xyz grid signatures [#4271]
Fix trace-type update calls on mapbox subplots [#4295]
Fix width of box and violin items on log position axes [#4283]
Fix box/meanline offset for one-sided vertical violin traces [#4314]
Fix missing gaps in some scattergl line traces [#4316]
Fix event data during scroll on gl3d subplots with orthographic projections [#4292]
Handle data with identical positions in cone traces [#4306]
Handle invalid entry before trying to render treemap trace [#4312]
Fix heatmap and contour description for connectgaps [#4284]

[1.50.1] -- 2019-10-15

Fixed

Guard against mirrored + automargin anchor:'free' axes (bug introduced in 1.50.0) [#4273]
Fix streamtube trace starts case when missing a dimension [#4265]
Fix scattergl performance for drawing legend items of traces with typed arrays [#4268]
Fix legend item style for markers with typed array colors [#4268]
Do not attempt to re-hover on exiting subplots [#4269]
Fix "layout first" transition race condition [#4262]

[1.50.0] -- 2019-10-07

Added

Add treemap trace type [#4185, #4219, #4227, #4242]
Add texttemplate attribute to all traces that support on-graph text [#4071, #4179]
Add date custom formatting in hovertemplate and texttemplate e.g. '%{x|%b %-d, %Y}' [#4071]
Add transition support to bar trace length, width, on-graph text positioning, marker style and error bars [#4180, #4186]
Add attribute count, colorscale support and many hoverinfo / textinfo flags to sunburst traces [#4185, #4245]
Add constraint info to parcats click and hover events [#4211]
Add support for legend scrolling via touch interactions [#3873, #4214]
Add ru and uk locales [#4204]
Publish minified dist npm packages for the main plotly.js bundle and all our partial bundles [#4169]

Changed

Cap the number of redraws triggered by the auto-margin routine, which should prevent all potential infinite redraw loops [#4216]
Improve cartesian axis draw performance by (1) computing its bounding box only when required and (2) using a bounding-box computation cache [#4165]
Log message when margin-push values are too big to be considered during auto-margin computations [#4160]
Log message when legend position is constrained into graph viewbox [#4160]
Process layout image using data URI synchronously [#4105]
Adapt default axis ranges to rangemode values 'tozero' and 'nonnegative' [#4171]
Show zeroline even when no grid lines are present [#4189]
Use mapbox-gl version 1.3.2 [#4230]
Make touchmove event listener non passive on mobile drag [#4231]
Improve streamtube trace description [#4181]
Improve indicator trace description [#4246]
Improve legend x and y attribute descriptions [#4160]

Fixed

Fix attempt at fixing gl3d in Chrome 77 problems [#4256]
Fix numerous legend positioning bug [#4160]
Fix numerous axis automargin bugs [#4165, #4216]
Correctly handle   and \n in scattermapbox on-graph text [#4176]
Fix scattergl hover over nulls (bug introduced in 1.45.0) [#4213]
Correctly remove off-screen annotations during pan interactions (bug introduced in 1.40.0) [#4170]
Fix contour and contourcarpet label formatting via colorbar settings (bug introduced in 1.48.0) [#4177]
Fix background rectangle dimensions for horizontal grouped legends [#4160]
Correctly handle non-linear axis types during transitions [#4249]
Fix branchvalues: 'total' for generated sunburst sectors [#4253]
Fix Download plot translations [#4148]
Fix fr translations for "Click to enter --- title" [#4204]
Fix tiny zoombox behavior [#4188]
Fix rendering of constraint contours with rounded-off edge path [#4102]
Fix "autoscale" modebar button bug where it sometimes toggled axis showspikes [#4241]
Fix multi-axis transition axis-to-axis range "leaks" [#4167]
Fix toggleHover and resetViews modebar buttons for some partial bundle + graph setups [#4184]
Correctly list color-rgba module as dependency [#4207]
Fix third-party dependency listing for gl-cone3d and gl-streamtube3d [#4208, #4215]
Fix line.width attr declaration in *contour traces [#4218]
Remove hover attribute from carpet and contourcarpet schema (as they do not support hover yet) [#4102]

[1.49.5] -- 2019-09-18

Changed

Drop support for IE10 and IE9 as part of browserify upgrade [#4168]

Fixed

Clear rejected promises from queue when calling Plotly.react [#4197]
Do not attempt to remove non-existing mapbox layout source and layers [#4197]
Invalid mapbox layout layers with blank-string tile entries [#4197]
Fix hover labels for choroplethmapbox with number locations items [#4197]

[1.49.4] -- 2019-08-22

Fixed

Fix access token validation logic for custom mapbox style URLs (regression introduced in 1.49.0) [#4144]
Fix rendering of cartesian ticks under mirror: 'all' [#4140]

[1.49.3] -- 2019-08-20

Fixed

Fix graphs with visible: false sankey traces [#4123]
Fix scattergl with mode: 'text' and text arrays longer than the coordinates arrays [#4125, #4126]
Fix rangeslider positioning when left margin is pushed by other component [#4127]

[1.49.2] -- 2019-08-13

Fixed

Fix gl3d hover behavior when multiple points share identical position [#4096]
Fix `mapbox-gl@1.1.1dependency version listing inpackage.json` [#4094]
Fix decimal and thousands separator declaration for Italian (it) locale [#4122]
Fix indicator steps attribute declaration [#4115]
Performance fix - use Axes.prepTicks (not Axes.calcTicks) for indicator number and delta formatting [#4099]

[1.49.1] -- 2019-07-31

Fixed

Fix parcoords bug when dimension values are all zeroes (bug introduced in 1.49.0) [#4080]
Fix parcoords select line rendering when constraint range falls below range [#4083]
Fix parcoords select line rendering when selecting outside displayed axis range [#4087]
Fix parcoords select by click when preceded by click away from axis [#4089]
Fix mapbox.style values in attribution declaration [#4079]
Remove unused variable from scatter3d shader [#4090]

[1.49.0] -- 2019-07-24

Added

Add indicator traces [#3978, #4007, #4014, #4037, #4029]
Add choroplethmapbox traces [#3988]
Add densitymapbox traces [#3993]
Add new mapbox style values: open-street-map, carto-positron, carto-darkmatter, stamen-terrain, stamen-toner, stamen-watercolor and white-bg that do not require a Mapbox access token [#3987, #4068]
Add support for sourcetype value raster and image and type raster for mapbox layout layers [#4006]
Add below attribute to scattermapbox traces [#4058]
Add support for below: 'traces' in mapbox layout layers [#4058]
Add sourceattribution attribute to mapbox layout layers [#4069]
Add labelangle and labelside attributes to parcoords traces [#3966]
Add doubleClickDelay config option [#3991]
Add showEditInChartStudio config option [#4061]

Changed

Bump mapbox-gl to v1.1.1 [#3987, #4035]
Include source attribution on mapbox subplots and image exports [#4069]
Improve mapbox error messages and attribute descriptions [#4035]
Do not try to resize hidden graph divs under responsive:true [#3972]
Improve robustness of sankey traces with circular links [#3932]
Use URL.createObjectURL during Plotly.toImage and Plotly.downloadImage improving performance [#4008]
Make parcoords pick layer 100% invisible [#3946]
(dev-only) drop "pull-font-svg" pre-process step [#4062]

Fixed

Fix rendering of geo traces with locationmode and no base layers (bug introduced in 1.48.0) [#3994]
Fix lakes and rivers geometry on scoped geo subplots (bug introduced in 1.48.0) [#4048]
Fix heatmap rendering for traces with extra categorical coordinates (bug introduced in 1.48.0) [#4038]
Do not show zero-height bar rendering when their marker.line.width is zero (bug introduced in 1.48.3) [#4056]
Do not show prefix and suffix on log axis minor ticks showing digits [#4064]
Fix inconsistent parcoords behavior when data is outside range [#3794]
Fix parcoods default tick formatting [#3966, #4011, #4013]
Fix pseudo-html and MathJax rendering for parcoords traces [#3966]
Fix marker.line.color default for choropleth traces [#3988]
Fix scatter3d and scattergl handling of rgb colors with extra alpha values [#3904, #4009]
Fix zoomed-in box/violin hover labels edge cases [#3965]
Fix hoverinfo & hovertemplate initial, delta and final flags for waterfall traces [#3963]
Fix hovertemplate default number formatting for choropleth, scattergeo, scatterpolar(gl), barpolar and scatterternary traces [#3968]
Remove sliders / updatemenus command observer mutation [#4023]
Fix plot-schema anim listing for traces that do not (yet) animate [#4024]
Fix rangeslider style during selections [#4022]
Fix per-value categoryorder for box and violin traces [#3983]
Fix handling of non-numeric marker.line.width array items [#4056, #4063]
Fix downloadImage for images of more than 2MB in size in Chrome [#4008]
Fix plotly_clickannotation triggering when editable:true [#3979]
Remove unused font-atlas-sdf dependency [#3952]
Fix tickformat attribute description links to d3 formatting language [#4044]
Fix typo in error_(x|y).type description [#4030]
Fix typo in colorscale description [#4060]

[1.48.3] -- 2019-06-13

Fixed

Fix hoverinfo and hovertemplate behavior for funnel traces [#3958]

[1.48.2] -- 2019-06-11

Fixed

Fix rendering after 1d -> 2d -> 1d drag motion under dragmode: 'zoom' (bug introduced in 1.48.0) [#3950]
Fix for scattergl hover and click events to give the 'top' point instead of the 'bottom' point [#3924]
Fix contour label rendering for non-monotonically increasing x/y [#3934]
Fix carpet axis title position for decreasing a/b coords [#3927]
Fix multiple single-valued overlaid autobinned histogram edge case [#3935]
Fix parcoords tickvals and ticktext documentation [#3925]

[1.48.1] -- 2019-05-30

Fixed

Fix single-sample-point histogram2d traces with set bins settings [#3922]
Fix bingroup attributes for histogram2dcontour traces [#3922]
Fix hover label content on empty histogram2d bins [#3922]

[1.48.0] -- 2019-05-28

Added

Add funnel traces [#3817, #3911]
Add funnelarea traces [#3876, #3912]
Add support for shared color axes via coloraxis attributes in the layout [#3803, #3786, #3901, #3916]
Add support for sorting categorical cartesian axes by value [#3864]
Add bingroup to histogram, histogram2d and histogram2dcontour to group traces to have compatible auto-bin values [#3845]
Add legend itemclick and itemdoubleclick attributes to set or disable the legend item click and double-click behavior [#3862]
Add insidetextanchor attribute for bar and waterfall traces [#3817]
Add textangele attribute for bar and waterfall traces [#3817]
Add textinfo to waterfall traces [#3790]
Add support for side-by-side scatter3d marker and line colorbars [#3803]
Add meta attribute to traces to complement layout.meta [#3865]
Emit plotly_relayouting during drag motion on subplots [#3888]
Add Swedish locale (sv) [#3821]

Changed

Use `sane-topojson@v3.0.1(backed by Natural Earth v4.1.0 shapefiles) to generate geographic features ingeo` subplots. Most notably, the Russia/Ukraine border has been updated [#3856]
Draw box and violin points as legend item when other parts have opacity 0 [#3846]
Draw marker.line for bars with no-span [#3848]
Do not make request for topojson files when drawing geo subplot without geographic features [#3856]

Fixed

Fix categoryarray ordering for heatmap and contour traces [#3827]
Fix heatmap brick positioning for non-overlapping categories [#3827]
Fix Plotly.update calls that resulted in removal of modebar buttons [#3825]
Fix auto-range for one-sided violin with set width [#3842]
Fix hover label placement for one-sided violin with set width [#3842]
Fix scattergl mode ordering in/out of selections [#3810]
Fix scattergl unselected styling in/out of select/lasso dragmode [#3810]
Fix automargin edge cases where draw code can be stuck in infinite loops [#3811]
Fix locationmode: 'USA-states' on world scope under 50m resolution [#3856]
Fix reset view interactions on geo subplots following geo.scope updates [#3856]
Fix Plotly.animate on graphs with multiple subplot types [#3860]
Fix filter transforms that result in empty coordinate arrays [#3766]
Fix handling of 0 number in pie and sunburst text and hover [#3847]
Fix sunburst text in sectors centered around theta=180 [#3907]
Fix handling of number 0 in sunburst ids/parents [#3903]
Fix selection range event data on category axes [#3869]
Fix contour with heatmap coloring rendering after graph resize [#3803]
Fix histogram2d hover label content for trace with bins spanning multiple y sample values [#3890]
Fix parcoords rendering of first value when it is part of own constraintrange [#3915]
Fix rgba colorscale fallback for parcoords traces [#3917]
Fix de-selected style of error bar on bar traces [#3644]
Fix hover labels rendering for some zoomed-in violin traces [#3889]
Fix mesh3d vertexcolor attribute description [#3688]

[1.47.4] -- 2019-04-25

Fixed

Fix graphs with sankey and cartesian subplots [#3802]
Fix selection of bar traces on subplot with a range slider [#3806]

[1.47.3] -- 2019-04-18

Fixed

Fix MathJax rendering in Firefox [#3783]
Fix waterfall hover under hovermode: 'closest' [#3778]
Fix waterfall connector.line.width updates [#3789]
Fix waterfall positioning on date axes [#3791]
Fix waterfall default connector line color [#3788]
Fix hoverlabel.align behavior for centered hover labels [#3781]

[1.47.2] -- 2019-04-15

Fixed

Fix bar 'auto' and 'inside' textposition rendering on log size axes [#3762, #3773]
Fix matching axes autorange algorithm for date axes [#3772]
Fix SVG gradient rendering (colorbar and marker gradient) when <base> is present on page [#3765]

[1.47.1] -- 2019-04-10

Fixed

Fix console errors during selections (bug introduced in 1.47.0) [#3755]

[1.47.0] -- 2019-04-09

Added

New volume gl3d trace type [#3488]
Implement node grouping via box and lasso selections for sankey traces [#3712, #3750]
Implement hovermode: 'x' for sankey traces, allowing users to compare links in a flow on hover [#3730]
Add way for Plotly.toImage and Plotly.downloadImage to export images with current graph width/height by passing width/height option as null [#3746]
Add legend attribute itemsizing with value 'constant' making legend item symbol sizing independent of the sizing of their corresponding trace item [#3732]
Add hoverlabel.align with value 'left', 'right' and 'auto' to set the horizontal alignment of the text content within hover labels [#3753]
Add contour.start, contour.end and contour.size attribute to surface traces [#3469]
Add isosurface and volume to the gl3d bundle [#3488]

Changed

Allow re-plot during drag interactions [#3716]
Use high-precision in scattergl error bars shader [#3739]

Fixed

Fix implementation of geo lonaxis and lataxis attribute tick0 [#3706]
Fix scrollZoom: false configuration on mapbox subplots [#3745]
Fix rendering of alpha channel in mesh3d traces [#3744]
Fix hoverlabel.namelength: 0 case [#3734]
Fix implementation of hoverlabel.namelength for pie, sankey, sunburst and the gl3d traces [#3734]
Fix waterfall rendering when transforms filter out all increasing or decreasing bars [#3720]
Fix clip-path attributes for pages with parenthesis in their <base> URL [#3725]

[1.46.1] -- 2019-04-02

Fixed

Fix bar traces that set textfont but don't have text (bug introduced in 1.46.0) [#3715]
Fix hover text formatting in waterfall traces [#3711]
Fix surface and mesh3d color scales with more than 256 items [#3702]

[1.46.0] -- 2019-04-01

Added

New waterfall trace type [#3531, #3708]
New sunburst trace type [#3594]
Add attributes node.x and node.y to sankey traces [#3583]
Implement connectgaps on surface traces [#3638]
Implement hovertemplate for box and violin points [#3685]

Changed

Display hover labels above modebar, ensuring that the hover labels are always visible within the graph div [#3589, #3678]

Fixed

Fix horizontal legend item wrapping by pushing overflowed items to newline [#3628]
Fix erroneous gap for histogram under relative barmode [#3652]
Fix position of overlapping grouped bars within trace [#3680]
Fix violin bandwidth logic for traces with identical values in sample [#3626]
Fix violin trace scalegroup description [#3687]
Fix stacked scatter for groupby traces [#3692]
Fix outside text on empty items in bar traces under textposition: 'outside' [#3701]
Fix pie un-hover event emission after updates [#3662, 3690]
Fix scatter line decimation algo for filled trace with far-away data points [#3696]
Fix heatmap and contour computation for traces with category coordinates containing 0 [#3691]
Fix zoom interactions on gl3d subplots using an orthographic projection [#3601]
Fix miscellaneous gl3d camera on-initialization bugs [#3585]
Fix surface contour line rendering in some Firefox versions [#3670]
Fix rendering of marker points and gl3d subplots on date axes (or with coordinates close to 64K floating limits) for WebGL-based traces on some iOS devices [#3666, #3672, #3674, #3676]
Fix center-aligned hover labels positioning [#3681]

[1.45.3] -- 2019-03-19

Fixed

Fix legend click dispatch on legend item symbols (bug introduced in 1.44.0) [#3635]
Fix overlapping of "very close" hover labels [#3645]
Fix hovermode default logic for stacked scatter traces [#3646]
Fix glPixelRatio handling in surface contour lines [#3641]
Fix gl2d subplot zoombox appearance (bug introduced in 1.32.0) [#3647]
Fix axis label updates on gl2d subplots on scroll (bug introduced in 1.32.0) [#3647]
Fix dragmode relayout calls on gl2d subplots [#3647]
Improve info about <extra> in hovertemplate description [#3623]

[1.45.2] -- 2019-03-07

Fixed

Fix webpack builds that include sankey by upgrading d3-sankey-circular to 0.33.0 (bug introduced in 1.45.0) [#3611]

[1.45.1] -- 2019-03-05

Fixed

Fix axis automargin pushes for rotated tick labels [#3605]
Fix automargin logic on (very) small graphs [#3605]
Fix locales support in hovertemplate strings [#3586]
Fix gl3d reset camera buttons for scenes with orthographic projection [#3597]
Fix typed array support for parcoords dimensions values and line.color [#3598]
Fix cone rendering on some older browsers [#3591]
Fix lightposition behavior for cone traces [#3591]
Fix lightposition behavior for streamtube trace [#3593]
Remove unused files from gl-cone3d dependency [#3591]
Remove unused files from gl-streamtube3d dependency [#3593]

[1.45.0] -- 2019-02-26

Added

Add support for circular networks in sankey traces [#3406, #3535, #3564]
Add matching axes behavior to cartesian axes via new axis attribute and new splom attribute dimensions attribute matches [#3506, #3565]
Add attributes alignmentgroup and offsetgroup to bar, histogram, box and violin traces to make cross-trace positioning easier [#3529]
Add support for orthographic projections in gl3d subplots via new attribute scene.camera.projection.type [#3550]
Add cmid and zmid colorscale attributes to pick the middle of the color range during the auto-colorscale computations [#3549]
Add support for sankey grouping via new attribute groups [#3556]
Add support for sankey concentration colorscales [#3501]
Add support for hovertemplate for all gl3d traces, contour, heatmap, histogram*, parcats, scattercarpet and splom traces [#3530]
Add hovertext attribute to all traces that support hover 'text', for consistency with traces that already have an hovertext attribute [#3553]
Add support for layout meta templating in trace name, rangeselector, updatemenus and sliders labels as well as within hovertemplate [#3548]
Add support for opacity to isosurface traces [#3545]
Add mapbox.layers attributes: minzoom, maxzoom, line.dash and symbol.placement [#3399]

Changed

More consistency pass down WebGL pixel ratio to gl3d renderers, this leads to better axis line and error bar rendering on some hardwares [#3573]
Performance boost for isosurface trace generation [#3521]
Export template string regex of Lib [#3548]
Do no cluster points in scattergl trace with less than 1e5 data pts, this fixes reported "missing data points" scenarios [#3578]

Fixed

Fix selection outline clearing during cartesian axis-range relayout calls (bug introduced in 1.42.0) [#3577]
Fix modebar interactions on graphs with scatter3d traces with marker colorscales (bug introduced in 1.44.0) [#3554]
Fix axis automargin for superimposed subplots (bug introduced in 1.44.3) [#3566]
Fix polar angular tick labels placement [#3538]
Fix scattergl updates after selections for trace with on-graph text [#3575]
Fix responsive: true config option for graph with WebGL traces [#3500]
Fix modebar.bgcolor for vertical modebars with wrapped buttons [#3500]
Fix ohlc and candlestick auto-range computations [#3544]

[1.44.4] -- 2019-02-12

Fixed

Fix Plotly.react used with uirevision when removing traces [#3527]
Fix scattergl update calls that change the number of on-graph text elements [#3536]
Fix annotations SVG errors on trace-less subplots [#3534]
Fix ohlc and candlestick hover on blank coordinates (bug introduced in 1.43.2) [#3537]

[1.44.3] -- 2019-02-06

Fixed

Fix axis automargin push offset which resulted in clipped tick labels in some scenarios [#3510]
Fix handling of alpha channel in marker, line and error bar rgba coloring in scatter3d traces [#3496]
Fix subplots with multiple carpet traces each with a scattercarpet trace on top of them [#3512]
Fix MathJax placement in ternary aaxis titles [#3513]

[1.44.2] -- 2019-02-04

Fixed

Fix vertical modebars in IE11 [@3491]
Fix hovertemplate for traces with blank name [#3480]
Fix 3D grid lines and tick labels colored by rgba color with full transparency [#3494]
Fix white highlights rendering problems for mesh3d trace on some devices (bug introduced in 1.44.0) [#3483]
Fix fill.color description for table traces [#3481]

[1.44.1] -- 2019-01-24

Fixed

Fix mesh3d rendering on (some) mobile devices (bug introduced in 1.44.0) [#3463]
Fix scene camera update when changing to turntable mode when up.z is zero (bug introduced in 1.43.0) [#3465, #3475]
Fix react when cartesian axis scaleanchor patterns change [#3461]
Fix "days" entries in polish (pl) locales [#3464]
Remove inner function declarations in our vectorize-text that caused bundling errors for some (bug introduced in 1.43.0) [#3474]

[1.44.0] -- 2019-01-22

Added

Add isosurface gl3d trace type [#3438]
Add support for transitions from Plotly.react via new layout transition attribute [#3217]
Add meta layout attribute, intended for making references to strings in text templates [#3439]
Add support for line.color colorbars for scatter3d traces [#3384]
Add support for hovertemplate on scatterpolar, scatterpolargl, scatterternary, barpolar, choropleth, scattergeo and scattermapbox trace [#3398, #3436]
Add width attribute to box and violin traces [#3234]
Add support for , , ,  and  pseudo-html tags in extra (aka trace "name") hover labels [#3443]
Add support for div id as 1st arg to Plotly.makeTemplate [#3375]
Add config option in plot-schema JSON output [#3376]

Changed

Config option scrollZoom is now a flaglist (instead of a boolean), each flag corresponding to subplot types where scroll is to be enabled [#3422]
Use `glslify@7.0.0` across all our dependencies [#3421]

Fixed

Fix error_(x|y|z) color attribute inheritance [#3408]
Fix scrollZoom: false config behavior for geo, gl3d and mapbox subplots [#3422]
Fix cartesian scroll zoom when responsive config option is turned on [#3424]
Fix cartesian scroll zoom when the page where the graph is embedded is scrollable [#3424]
Fix box / violin autorange edge cases [#3234]
Fix box / violin points hover labels on numeric positions [#3441, #3458]
Fix box / violin grouping algorithm for subplots with as many distinct positions as the number of traces [#3445]
Fix bar autorange calculations for trace with base above zero [#3452]
Fix bar + errorbar autorange calculations [#3452]
Fix lightposition behavior for mesh3d traces [#3415]
Fix legend valign behavior for pie traces [#3435]
Fix wrapped horizontal legends height edge cases [#3446]
Fix hover label alignment for hover labels with multi-line extra (aka trace "name") labels [#3443]
Fix cartesian axis domain lower limit [#3404]
Fix dynamic imports of lib/ trace modules [#3448]
Fix scl and reversescl backward-compatible logic [#3423]
Fix range slider borderwidth attribute description [#3453]

[1.43.2] -- 2019-01-08

First 2019 release.

Fixed

Fix uirevision behavior for gl3d, geo and mapbox subplots [#3394]
Fix reversescale behavior for surface, mesh3d and streamtube traces (bug introduced in 1.43.0) [#3418]
Fix modebar hover styling (bug introduced in 1.43.0) [#3397]
Fix horizontal box / violin hover label misalignment under hovermode:'closest' [#3401]
Fix ohlc and candlestick hover for traces with empty items [#3366]
Fix surface trace visible logic [#3365]
Fix mesh3d trace visible logic [#3369]

[1.43.1] -- 2018-12-21

Fixed

Fix z-axis auto-type for cartesian + gl3d graphs (bug introduced in 1.43.0) [#3360]
Fix multicategory axis coordinate sorting [#3362]
Fix multicategory y-axes clearance [#3354]
Fix contour label clipPath segments for reversed axes [#3352]
Fix axis autorange on double-click on graph fixedrange:true [#3351]

[1.43.0] -- 2018-12-19

Added

Add hovertemplate attribute to scatter, scattergl, bar, histogram, pie and sankey traces [#3126, #3265, #3284]
Add layout.title placement attributes x, y, xref, yref, xanchor, yanchor and pad [#3276]
Add support for  , , and  pseudo-html in scatter3d and gl3d scene text [#3207]
Add multicategory axis type, allowing for "multi-level" categorical axis labels and category dividers with axis attributes: showdividers, dividercolor and diverwidth [#3254, #3300, #3326]
Add cartesian axis attribute tickson with value 'boundaries' to place categorical ticks on the category boundaries [#3254, #3275]
Add uirevision attributes to control the persistence of user-driven changes on the graph [#3236]
Add legend.valign to set the vertical alignment of the legend symbols with respect to their associated text labels [#3263]
Implement arrayOk textposition for scatter3d traces [#3200]
Add layout attributes colorscale.sequential, colorscale.sequentialminus and colorscale.diverging to set graph-wide colorscale defaults [#3274]
Add dragmode: false to disable all drag interactions on cartesian subplots [#3170]
Add plotly.js-locales npm packages that includes all official locales modules [#3223]
Add watermark config option to permanently show Plotly's logo in the mode bar (set to false by default) [#3280]
Add Finnish locale (fi) [#3325]

Changed

Remove "Edit in Chart Studio" button by default [#3307]
title attributes linked to strings are now deprecated. Please use title.text instead to fill in your title text [#3276]
title* attributes are new deprecated. They moved to title.*. For example, colorbar.titleside is now colorbar.title.side [#3276]
No longer mutate colorscale values into user data [#3341]
No longer mutate zmin/zmax, cmin/cmax values into user data [#3341]

Fixed

Fix react when updates trigger a new set of auto-margins [#3323]
Fix scattergl coloring when more than 255 marker colors are present [#3328, #3334]
More scattergl IE11 fixes [#3333, #3335]
Multiple surface rendering fixes [#3281]
Correctly default scene.dragmode to 'orbit' when camera up vector is tilted [#3256]
Fix hover on scatter3d traces with opacity: 1 on Ubuntu [#3301]
Fix console error Uncaught ax.dtick error: NaN in gl3d subplots [#3233]
Fix histogram hover event triggers when hovering from bar to bar [#3345]
Fix graphs with empty and non-empty histogram traces [#3343]
Fix contour labels on reversed axes [#3279]
Fix autocolorscale toggling [#3341]
Fix template support for marker.colorscale [#3341]
Fix scatter3D trace with mode: 'lines+markers' with line color array error [#3341]
Do not add <base> href to SVG clip paths during toImage [#3272]
Fix table scrolling that leaked into window scope [#3327]
Fix fills on segment-less marker-less traces [#3282]
Fix rangesliders on reversed-range axes [#3304]
Fix rangesliders on side: 'top'x-axes [#3329]
Fix typed array support for ohlc and candlestick traces [#3342]
Fix restyle with impliedEdits on trace with groupby transforms [#3236]
Fix editable: true drag on marker colorbars [#3236]

[1.42.5] -- 2018-11-08

Fixed

Fix scattergl / scatterpolargl with mode: lines and more than 1e5 pts (bug introduced in 1.42.0) [#3228]

[1.42.4] -- 2018-11-07

Fixed

Remove rendering artifacts from table orca PDF exports [#3220]

[1.42.3] -- 2018-11-06

Fixed

Fix histogram binning for typed array inputs (bug introduced in 1.42.0) [#3211]
Fix textfont color restyle calls for pie traces [#3214]
Fix textfont color editType for bar traces [#3214]
Fix array hoverinfo support for ohlc and candelestick [#3213]
Correctly list parcats hoverinfo attributes which does not support array inputs [#3213]

[1.42.2] -- 2018-11-01

Fixed

Fix runaway loops for scattergl lines and fill traces (bug introduced in 1.42.0) [#3199]
Fix size and alignment vertical modebar [#3193]
Fix legend item rendering for traces with typed array marker settings [#3192]

[1.42.1] -- 2018-10-31

Fixed

Fix IE regression introduced in 1.42.0 [#3187]
Fix parcats text-shadowing on dark plot_bgcolor [#3191]
Fix scatter3d text alignment [#3180]
Fix hoverinfo flags in attribute descriptions [#3158]
No longer coerce unused hoverlabel attribute in parcoods [#3158]
No longer coerce transforms attributes in traces that don't support them [#3158]

[1.42.0] -- 2018-10-29

Added

Add parcats (aka parallel categories) trace type [#2963, #3072]
Add new gl3d tick and title auto-rotation algorithm that limits text overlaps [#3084, #3104, #3131]
Add support for reversed-range axes on gl3d subplots [#3141]
Add modebar layout style attributes: orientation, bgcolor, color and activecolor [#3068, #3091]
Add title, titleposition and titlefont attributes to pie traces [#2987]
Add hoverlabel.split attribute to ohlc and candlestick traces to split hover labels into multiple pieces [#2959]
Add support for line.shape values 'hv', 'vh', 'hvh' and 'vhv' in scattergl traces [#3087]
Add handler for PlotlyConfig.MathJaxConfig: 'local' to override our default MathJax behavior which modifies the global MathJax config on load [#2994]
Add support for graph div as first argument for Plotly.makeTemplate and Plotly.validateTemplate [#3111, #3118]
Implement trace, node and link hoverinfo for sankey traces [#3096, #3150]
Implement per-sector textfont settings in pie traces [#3130]

Changed

Use new Plotly logo in "Produced with Plotly" modebar button [#3068]
Improve histogram autobin algorithm: allow partial bin specification, deprecate autobin(x|y) attributes, force stacked/grouped histograms to match size and have compatible start value [#3044]
Count distinct values for category and date axis auto-type, which improves the detection of "NaN" string values in numerical data [#3070]
Improve bar and pie textfont color inheritance [#3130]
Improve splom first-render, axis range relayout and marker restyle performance [#3057, #3161]
Make splom xaxes and yaxes list always have same length as the trace dimensions regardless of their partial visibilities [#3057]
Improve axis overlaying documentation [#3082]

Fixed

Fix gl3d subplots on tablets [#3088]
Fix responsive behavior under flexbox and grid CSS [#3056, #3090, #3122]
Fix relayout calls turning back autosize on [#3120]
Fix MathJax rendering (for recent versions of MathJax) [#2994]
Fix scattergl update on graphs with fractional computed dimensions [#3132]
Fix scattergl symbols in MS Edge [#2750]
Fix scattergl selections on overlaying axes [#3067]
Fix scattergl tozero fills with bad values [#3087, #3168]
Fix scattergl fill layer ordering [#3087]
Fix scattergl lines on reversed-range axes [#3078]
Fix axis auto-type routine for boolean data [#3070]
Fix splom axis placement when the diagonal is missing [#3057]
Fix line restyle calls on parcoords traces [#3178]
Fix parcoods rendering after hovermode relayout calls [#3123]
Fix WebGL warnings for scatter3d traces with blank text items [#3171, #3177]
Fix WebGL warnings for scatter3d trace with empty lines [#3174]
Fix rendering of scatter3d lines for certain scene angles [#3163]
Fix handling of large pad values in sankey traces [#3143]
Fix scatterpolargl to scatterpolar toggling [#3098]
Fix scatterpolargl axis-autorange padding [#3098]
Fix bar text position for traces with set base [#3156]
Fix bar support for typed arrays for width and offset attributes [#3169]
Fix aggregate transforms with bad group values [#3093]
Fix transforms operating on auto-invisible traces [#3139]
Fix templating for polar and carpet axes [#3092, #3095]
Ignore invalid trace indices in restyle and update [#3114]
Fix grid style relayout calls on graph with large splom traces [#3067]
Fix logging on some old browsers [#3137]
Remove erroneous warning WARN: unrecognized full object value when relayouting array containers [#3053]

[1.41.3] -- 2018-09-25

Fixed

Fix handling of hover text in barpolar traces [#3040]
Fix scatterpolar[gl] text placement in hover label [#3040]
Fix pie trace support for individual stroke width values [#3030]
Fix handling of CSS max-width and max-height in auto-size routine [#3033]
Rotate hover labels when hovermode: 'y' and a single trace produces multiple labels [#3043]
Rotate hover labels when hovermode: 'closest' and multiple labels are generated including one from an horizontal trace [#3043]
Fix hover label coloring on white bgcolor [#3048]
Do not coerce nor validate polar?.bar* attributes on subplots w/o visible barpolar traces [#3023]
Fix legacy polar attribute descriptions [#3023]

[1.41.2] -- 2018-09-19

Fixed

Fix two-sided zoombox -> double-click -> one-sided zoombox behavior [#3028]

[1.41.1] -- 2018-09-18

Fixed

Bring back hover labels on "touch" hover (bug introduced in 1.29.0) [#2997]
Fix MathJax rendering in legends [#3018]
Fix fill and layering for multiple stack-groups and unstacked scatter traces [#3005]
Fix removal of scatter traces with set stackgroup [#3005]
Fix stacked area gap insertion edge case [#3017]
Fix zeroline logic for splom-generated axes [#3015]
Fix error_x and error_y on scatter3d w/o error_z [#3011]
Fix scatter3d error bars on log axes [#2992]
Fix Plotly.react when updating geo axis dtick [#3016]
Fix polar.hole=1 case [#3021]
Fix handling of polar.sector that span more than 360 degrees [#3021]

[1.41.0] -- 2018-09-12

Added

Enable selection by clicking on points via new layout attribute clickmode and flag 'select' [#2944]
Add stacked area charts via new attributes stackgroup and stackgaps in scatter traces [#2960]
Add barpolar traces - which replace and augment area traces [#2954]
Add polar.hole to punch hole at the middle of polar subplot offsetting the start of the radial range [#2977, #2996]
Add an 'inner' radial axis drag box on polar subplots [#2977]
Add {responsive: true} plot config option [#2974]
Emit plotly_webglcontextlost event on WebGL context lost [#2986]
Support all numbered HTML entities (decimal and hex) in text elements [#2932]
Add Welsh (cy) locale [#2945]

Changed

Attribute meta information is now stripped be stripped out of bundles (made with bundlers that support browserify transforms) by default [#1584]
Draw polar axis ticks above polar axis lines [#2977]
Improve ordering of trace hover labels for matching positions [#2960]
Speed polar subplot radial drag interactions [#2954]
Improve pseudo-html conversion performance [#2932]
Bump regl-splom requirement to ^1.0.4 [#2956]
Bump glslify requirement to ^6.3.1 [#2990]
Use gl-text instead of @etpinard/gl-text [#2956]

Fixed

Fix scatter ordering in inner SVG <g> on some restyle calls [#2978]
Fix cartesian axis autorange edge cases [#2960]
Fix double-decoding of some HTML entities in text nodes [#2927]
Fix scattergl line traces rendered after non-line traces [#2990]
Fix legend positioning on graphs with very large margins [#2983]
Fix rendering of ternary subplots fix with showticklabels: false [#2993]
Fix show/hide updates of tick and tick labels on ternary subplots [#2993]
Fix handling of multi-selections in ternary subplots [#2944]
Fix sankey hover under hovermode: false [#2949]
Fix sankey positioning for non-default domain.x values [#2984]
Fix type: 'date' polar radial axes [#2954]
Fix send-to-cloud modebar buttons on graphs with typed arrays [#2995]
Fix handling of custom transforms that make their own data arrays in Plotly.react[#2973]
Fix missing violin and colorbar attributes in gd._fullData [#2850]

[1.40.1] -- 2018-08-22

Changed

Bump browserify to v16 [#2923]
Bump glslify to v6.2.1 [#2923]
Use `color-normlize@1.3.0` throughout code base [#2923]

Fixed

Fix logic for hiding zero lines when they conflict with axis lines [#2936]
Fix exponentformat values 'e' and 'E' on log axes [#2921]
Fix dynamic layer ordering of heatmap and carpet traces [#2917]
Fix Plotly.downloadImage when using graph id or figure object as first argument [#2931]
Fix regl-based rendering when WebGL buffer dimensions don't match canvas dimensions [#2939]

[1.40.0] -- 2018-08-16

Added

Allow contour, contourcarpet and histogram2dcontour to have corresponding legend items using showlegend [#2891, #2914]
Add scatterpolar and scatterpolargl attributes r0, dr, theta0 and dtheta [#2895]
Add layout attributes piecolorway and extendpiecolors for more control over pie colors [#2870]
Add splom attribute dimensions[i].axis.type to easily override axis type in splom-generated axes [#2899]
Add support for on-graph text in scatterpolargl traces [#2895]

Changed

Use derequire browserify plugin to make bundling distributed npm package with browserify possible [#2905]
Speed up cartesian axis autorange edits (and thus double-click interactions) [#2823]
Do not clear WebGL context when scattergl graph has no visible:true traces, which speeds up e.g. legend interactions [#2860]
Compute data extremes per trace, which improves performance in some cases [#2860]
Use <linearGradient> to render filled colorbars [#2910, #2914]
Rename trace module setPositions methods crossTraceCalc [#2868]
Use `regl@1.3.7` [#2863]

Fixed

Fix scalar marker.size bounds in legend items [#2840]
Fix positioning of legend symbols for traces with fills [#2891]
Fix scattergl select -> double-click -> pan behavior [#2815]
Fix scattergl marker for IE11 [#2863]
Fix inheritance of explicit pie colors by later traces [#2870]
Fix layer ordering on graphs with multiple contour traces with heatmap coloring [#2891]
Fix layer ordering on visible toggling for contour-like traces [#2891]
Fix cases where colorbars would be drawn over its bounds [#2910]
Fix tickwidth edits on ohlc traces [#2823]
Fix labels on splom-generated axes with categorical data [#2899]
Fix handling of splom dimensions on axes of conflicting types [#2899]
Fix splom trace visible edits [#2860]
Fix splom select -> double-click -> pan behavior [#2899]
Fix scatterpolargl behavior during angular and radial drag interactions [#2888]
Fix handling of auto date ticks below our 100 microseconds limit [#2912]
Fix scatter3d attributes which had incorrectly labeled textposition and textfont.family as arrayOk and contained unimplemented line.showscale and line.colorbar [#2879]
Fix scattergl and scatterpolargl attribute declarations for hoveron [#2895]

[1.39.4] -- 2018-08-02

Fixed

Fix tenths of milliseconds handling in old numeric date data (bug introduced in 1.21.0) [#2847]
Fix yaxis overlaying yaxis2 layouts (bug introduced in 1.39.3) [#2857]

[1.39.3] -- 2018-07-25

Fixed

Fix overlaying subplot configuration relayouts [#2831]
Fix trace toggling from position-editable horizontal legends [#2829]
Fix [un]selected.marker.opacity settings on scattergeo traces [#2827]
Fix selections on some Robinson projections [#2827]

[1.39.2] -- 2018-07-16

Fixed

Fix scattergl selection after resize relayouts [#2801]
Fix scattergl layout replot edits [#2793]
Fix cartesian axis range animations (bug introduced in 1.37.0) [#2788]
Fix contour labels that require thousands suffixes [#2806]
Fix 'legendonly' legend items link to array marker.symbol [#2816]
Fix handling of duplicate points under line.simplify [#2814]
Fix transform removal via Plotly.react [#2805]
Fix out-of-subplot scroll zoom on some geo projection types [#2811]
Fix hover label in RTL pages [#2790]
Reduce minified bundle back to their 1.39.0 sizes [#2792]

[1.39.1] -- 2018-07-09

Fixed

Fix mapbox subplots in our minified bundles (bug introduced in 1.39.0) [#2789]
Fix box and violin traces inner parts removal (bug introduced in 1.37.0) [#2785]

[1.39.0] -- 2018-07-05

Added

Add distributed npm packages for the main plotly.js bundle and all our partial bundles for easy installation and bundling [#2670]
Add template machinery along with helpers methods Plotly.makeTemplate and Plotly.validateTemplate [#2764]
Add 3D streamtube traces [#2658]
Add support for on-graph text in scattergl traces [#2737, #2783]
Add gridshape attribute to polar subplots with values 'circular' (the default) and 'linear' (to draw polygon grids) [#2739]
Add 'range' and 'change' aggregate transform functions [#2764]
Add visible attribute to rangeselector and updatemenu buttons, slider steps and mapbox layout layers as well as tickformatstops items [#2761]
Add support for colorbar linked to marker.color values for splom, scatterpolar and scatterpolargl traces [#2681]
Revamp icon settings in custom mode bar buttons, allowing users to specify their own dimensions and SVG transforms [#2762]
Add plotlyServerURL config option [#2760]
Added no-WebGL warnings for graphs with scattergl, scatterpolargl, splom and parcoords traces [#2697]

Changed

plotly_afterplot is now emitted after all edit types [#2773]
Trace uid is no longer mutated into user trace objects [#2681]
No longer add marker.line in scattermapbox fullData [#2766]
Use `regl@1.3.6` [#2694]
Use `mapbox-gl@0.45.0` [#2709]

Fixed

Fix Plotly.react's handling of changing auto-margins [#2681]
Make plotting/updating WebGL-based traces fail gracefully when WebGL isn't supported [#2697]
Fix mapbox layout layer updates [#2734]
Fix mapbox event inconsistencies [#2766]
Correctly emit plotly_relayout at end of scroll on mapbox subplots [#2709]
Fix scatter3d scalar hovertext handling [#2698]
Fix line decimation for segments crossing the viewport [#2705]
Fix surface trace contours when first level has length zero [#2712]
Fix contour(x|y|z).highlight partial settings [#2712]
Fix old date timezone precision in Chrome 67+ [#2747]
Fix Plotly.validate for attribute with trailing numbers (e.g. x0, y1) [#2761]
Fix x-only zoom moves when xaxis.fixedrange: true[#2776]
Fix colorbar edits for parcoords and histogram traces [#2681]
Fix bandwidth for single-value violins [#2775]
Sanitize margin after 'autosize' relayouts [#2758]
Make Plots.resize work when layout attribute is gone from graph div [#2710]
Fix colorscale attribute descriptions [#2658]

[1.38.3] -- 2018-06-11

Fixed

Fix cone axis padding when under sizemode: 'absolute' [#2715]
Fix cone scaling on irregular grids [#2715]
Fix cone sizemode: 'absolute' scaling and attribute description [#2715]
Improve cone hover picking [#2715]
Fix exception during histogram cross-trace computation [#2724]
Fix handling of custom transforms that make their own data arrays [#2714]

[1.38.2] -- 2018-06-04

Fixed

Fix bar text removal (bug introduced in 1.36.0) [#2689]
Fix handling number 0 in hover labels and on-graph text [#2682]

[1.38.1] -- 2018-05-29

Fixed

Fix transforms on scattergl traces [#2677]
Fix marker.line.width scaling in scattergl traces [#2677]
Fix [un]selected.marker.size scaling in scattergl traces [#2677]
Create two not three WebGL contexts for scattergl/splom graphs (bug introduced 1.36.0) [#2656]
Fix z updates of interpolated values on heatmap and contour traces with gaps [#2657]
Fix select/pan double-click behavior when relayout from one another (bug introduced in 1.36.0) [#2668]
Fix shift selection behavior after pan/scroll (bug introduced in 1.36.0) [#2676]

[1.38.0] -- 2018-05-23

Added

Add 3D cone traces to visualize vector fields [#2641, #2647]
Add ability to interactively change length and rotate line shapes [#2594]
Add toImageButtonOptions config object to override to-image mode bar button options [#2607]
Add Brazilian Portuguese (pt-br) locale [#2622]
Add Italian (it) locale [#2632]

Changed

Improve cartesian scroll and pan (mostly) performance for graphs with many marker or/and text nodes [#2623]
Improve splom first render and axis-range relayout performance [#2628]
Improve multi-axis axis-range relayout performance by updating minimal set of axes instead of all axes [#2628]
Use "grab" cursor to denote when annotations and shapes are draggable [#2594]
Ignore zero and negative link values in sankey traces [#2629]
Ignore unused and malformed links sankey traces without logging [#2629]

Fixed

Fix scattergl error bar computations when input value are numeric strings [#2620]
Fix scattergl error bar computations for x0/dx and y0/dy coordinates [#2620]
Fix violin kde span edge cases [#2650]
Make sankey traces accept numeric strings [#2629]
Fix axis range edits under axis constraints [#2620]
Fix "sloppy click" event emission during cartesian zoom [#2649]
Fix layout grid validation which lead to exceptions [#2638]
Fix parcoords rendering in old Safari version [#2612]
Link to https://get.webgl.org instead of http version in no WebGL message [#2617]

[1.37.1] -- 2018-05-02

Fixed

Fix Plotly.react when adding/removing traces (bug introduced in 1.37.0) [#2603]

[1.37.0] -- 2018-05-01

Added

Add plotly_legendclick and plotly_legenddoubleclick events [#2581]
Add Swahili (sw) locale [#2526]

Changed

Improve cartesian trace update and removal by using more d3-iomatic patterns. This results in some performance improvements during redraws [#2574]
Our internal Lib.nestedProperty no longer prunes empty containers in gd.data, gd.layout, gd._fullData and gd._fulllayout. We made this change to clean up some of the Plotly.react internals. This also lead to a slight performance boost [#2577]

Fixed

Fix Plotly.react's handling of transformed traces [#2577]
Fix Safari support for scattergl and splom traces [#2593]
Fix scattergl point clustering edge cases [#2593]
Fix scattergl selection after double-click on graphs with more than 1e5 points [#2593]
Fix artificial number of lines limit in scattergl traces [#2568]
Fix typed array support in color array in scattergl traces [#2596]
Fix typed array support for splom traces [#2596]
Make scatter and scattercarpet coexist on same subplot [#2574]
Fix incorrect fallback border color for axis common hover labels [#2557]
Fix handling of blank editable legend items [#2587]
Fix spikelines positioning in Firefox [#2590]
Fix Plotly.react modebar updates when the locale changes [#2592]
Fix scatter selection performance regression (dating back to 1.32.0) [#2583]
Fix plotly_beforeplot and plotly_beforehover event handlers when attached with gd.once [#2581]

[1.36.1] -- 2018-04-18

Fixed

Fix scattergl in dist and CDN bundles (due to browser-pack-flat discrepancy introduced in 1.36.0) by removing browser-pack-flat from our bundling pipeline [#2572]

[1.36.0] -- 2018-04-17

Added

Add splom (aka scatter plot matrix) traces [#2505]
Add multi-selection and click-to-select on parcoords axes [#2415]
Add selection and improve legend items for ohlc and candlestick [#2561]
Add 'fixed size' layout shapes through new shape attributes xsizemode, ysizemode, xanchor and yanchor [#2532]
Add layout attribute selectdirection to restrict select-box direction [#2506]
Add support for selections on graphs with range sliders [#2561]
Add support for ragged table inputs [#2511]
Add Czech (cs) locale [#2483]
Add Japanese (ja) locale [#2558]

Changed

Multiple performance improvements for cartesian subplots, most noticeable on graphs with many cartesian subplots [#2474, #2487, #2527]
Use new gl-mesh3d version that attempts to make lighting results less hardware-dependent [#2365]
New and improved point-clustering algorithm for scattergl [#2499]
Improved regl-line2d component [#2556]

Fixed

Fix memory leak in parcoords traces [#2415]
Fix scattergl selectedpoints clearance under select/lasso drag modes [#2492]
Fix scattergl horizontal lines rendering [#2564]
Fix scattergl unselected marker opacity for array marker opacity traces [#2503]
Fix scattergl hover over data gaps [#2499]
Fix ohlc on category axes [#2561]
Fix inconsistencies in ohlc and candlestick event data [#2561]
Fix hover text for candlestick traces [#2561]
Fix scattermapbox selections for traces with data gaps [#2513]
Fix table border cases that got previously cut off [#2511]
Fix box traces with one jittered outlier [#2530]
Fix cliponfalse: false on reversed axes [#2533]
Fix buggy plot_bgcolor rendering when updating axis overlaying attribute [#2516]
Fix buggy Plotly.react behavior for carpet, contourcarpet, scattercarpet, table and x/y/z column heatmap traces [#2525]
Fix buggy Plotly.react behavior for ohlc and candlestick traces [#2561]
Fix ordered categories on graphs with visible: false traces [#2489]
Fix ordered categories in multi-subplot graphs [#2489]
Fix inconsistencies when ordering number and numeric string categories [#2489]
Fix format days in English locale [#2490]
Handle HTML links with encoded URIs correctly in svg text labels [#2471]

[1.35.2] -- 2018-03-09

Fixed

Ping mapbox-gl to 0.44.1 so that users on fresh npm install do not get the wrong mapbox-gl version message [#2467]
Fix swapping between scatter and scatter3d traces and other potential problems caused by incorrect axis constraints resetting [#2465]

[1.35.1] -- 2018-03-08

Fixed

Fix scatterpolar in dist and CDN bundles (due to browser-pack-flat discrepancy introduced in 1.35.0) [#2458]
Fix removing and adding scatter(gl) as not the first module [#2455]
Ensure we don't draw ticks if there are none to draw [#2454]

[1.35.0] -- 2018-03-07

Added

Add automargin attribute to cartesian axes which auto-expands margins when ticks, tick labels and/or axis titles do not fit on the graph [#2243]
Add support for typed arrays as data array inputs [#2388]
Add layout grids attribute for easy subplot generation [#2399]
Implement cliponaxis: false for bar text [#2378]
Add opposite axis attributes for range slider to control y axis range behavior [#2364]
Generalize hoverdistance and spikedistance for area-like objects [#2379]
Bring scattergl auto-range logic to par with SVG scatter [#2404]
Add selected/unselected marker color size support to scattermapbox traces [#2361]

Changed

Remove all circular dependencies in our src/ directory [#2429]
Build our CDN bundles with browser-pack-flat browserify plugin [#2447]
Bump mapbox-gl to v0.44.0 [#2361]
Bump glslify to v6.1.1 [#2377]
Stop relinking customdata, ids and any matching objects in gd._fullLayout during Plots.supplyDefaults [#2375]

Fixed

Fix buggy auto-range / auto-margin interaction leading to axis range inconsistencies on redraws (this bug was mostly noticeable on graphs with legends) [#2437]
Bring back scattergl lines under select/lasso dragmode (bug introduced in 1.33.0) [#2377]
Fix scattergl visible toggling for graphs with multiple traces with different modes (bug introduced in 1.33.0) [#2442]
Bring back spikelines for traces other than scatter (bug introduced in 1.33.0) [#2379]
Fix Plotly.Fx.hover acting on multiple subplots (bug introduced in 1.32.0) [#2379]
Fix range slider with stacked y axes positioning (bug introduced in 1.32.0) [#2451]
Fix scattergl color clustering [#2377]
Fix Plotly.restyle for scattergl fill [#2377]
Fix multi-line y-axis label positioning [#2424]
Fix centered hover labels edge cases [#2440, #2445]
Fix hover labels in bar groups in compare mode [#2414]
Fix axes and axis lines removal [#2416]
Fix auto-sizing in Plotly.react [#2437]
Fix error bars for Plotly.react and uneven data arrays [#2360]
Fix edits for date-string referenced annotations [#2368]
Fix z hover labels with exponents [#2422]
Fix yet another histogram edge case [#2413]
Fix fall back for contour labels when there's only one contour [#2411]
Fix scatterpolar category angular period calculations [#2449]
Clear select outlines on mapbox zoomstart [#2361]
Fix legend click to causes legend scroll bug [#2426]

[1.34.0] -- 2018-02-12

Added

Add Plotly.react, a new do-it-all API method that creates and update graphs using the same API signature [#2341]
Add constraint-type contours to contour traces [#2270]
Add notched and notchwidth attributes to box traces [#2305]
Add localization machinery to auto-formatted date axis ticks [#2261]
Add support for text in mesh3d traces [#2327]
Add support for scalar text in surface traces [#2327]
Make mode bar for graphs with multiple subplot types more usable [#2339]
Add npm@5 package-lock file [#2323]

Changed

All of gl-vis dependencies now use `gl-shader@4.2.1` [#2293, #2306]
All our dependencies and source now use `glslify@6.1.0` [#2326]

Fixed

Prevent page scroll on mobile device on gl2d and gl3d subplots [#2296]
Fix multi-marker scattergl selection errors (bug introduced in 1.33.0) [#2295]
Fix Plotly.addTraces in scattergl selection call backs (bug introduced in 1.33.0) [#2298]
Fix trace opacity restyle for scattergl traces (bug introduced in 1.33.0) [#2299]
Fix scattergl handling of selectedpoints across multiple traces [#2311]
Fix scattergl horizontal and vertical line rendering [#2340]
Fix restyle for scalar hoverinfo for scatter3d, surface and mesh3d traces [#2327]
Fix table when content-less cells and headers are supplied [#2314]
Fix Plotly.animate for attribute nested in dimensions containers [#2324]
Fix hoverformat on visible: false cartesian axes (bug introduced in 1.33.0) [#2329]
Fix handling of double negative translate transform values [#2339]
Fix compare hovermode fallback for non-cartesian subplot types [#2339]
Fix animation error messages when overriding and ignoring frames updates [#2313]

[1.33.1] -- 2018-01-24

Fixed

Fix selection on scattergl plots with >20k points [#2266]
Update Spanish localization with new strings [#2268]
Fix test_dashboard overly rigid restriction so parcoods works there [#2273]
Make layout.colorway compatible with sankey traces [#2277]
Fix click events on fixedrange subplots [#2279]
Remove ghost fill when trace data is emptied out [#2280]
Fix resizing of new scattergl plots [#2283]
Fix positioning of carpet axis titles for cheaterslope edge cases [#2285]
Fix coloring and hover info for heatmaps and contour maps with nonuniform bins [#2288]

[1.33.0] -- 2018-01-18

Added

Completely rewritten scattergl trace type using regl [#2258]
Completely rewritten polar chart renderer accompanied by new scatterpolar and scatterpolargl trace types [#2200]
Add the ability to draw layout images and layout shapes on subplot with scattergl traces [#2258]
Add fill capabilities to scattergl traces [#2258]
Add spikedistance, hoverdistance and skipsnap for more customizable spikes and hover behavior on cartesian subplots [#2247]
Add official Spanish translation (locale es) [#2249]
Add official French translation (locale fr) [#2252]
Add locale machinery to annotation new text placeholder [#2257]

Changed

Old polar trace types (scatter with (r,t) coordinates, bar with (r,t) coordinates and area) are now deprecated.

Fixed

Fix gl2d tick label on pan interaction regression [#2258]
Fix candlestick hover label regression (bug introduced in v1.32.0) [#2264]
Fix several gl2d axis related bugs with new regl-based scattergl [#2258] See full list under the On-par gl2d milestone https://github.com/plotly/plotly.js/milestone/3
Fix several polar bugs with scatterpolar [#2200]. See full list under the On-par polar milestone https://github.com/plotly/plotly.js/milestone/2
Fix scattergl marker.colorscale handling [#2258]
Fix ternary relayout calls involving axis tick styles and titles [#2200]
Fix decimal and thousands settings in de locale [#2246]
Make scroll handler passive, removing those annoying console warnings [#2251]

[1.32.0] -- 2018-01-11

Added

Add localization machinery including an official German translation (locale de) [#2195, #2207, #2210, #2232, #2217]
Add violin trace type [#2116]
Add selected and unselected attribute containers to customize selection states [#2135]
Add support for multi-selections [#2140]
Add layout colorway to custom the trace-to-trace color sequence [#2156]
Add tickformatstops to set tick format per cartesian axis range [#1965]
Add hover labels and selections to box points [#2094]
Histogram events & bin hover label improvements [#2113]
Add support for aggregation in pie traces [#2117]
Add annotations startarrowhead, arrowside, startarrowsize and startstandoff attributes [#2164]
Add zhoverformat to format z values in heatmap, contour and 2d histogram traces [#2106, #2127]
Add marker.opacity to bar traces [#2163]
Add Cividis colorscale [#2178]
Implement transform inverse mapping [#2126, #2162]

Changed

Selections are now persistent [#2135]
Make subplot initialization and removal more robust and consistent [#2227]
Share WebGL context between gl2d and parcoords subplots [#2159, #2238]
Rename Save and edit plot in cloud mode bar button Edit in Chart Studio [#2183]
Minify bundles using minify-stream instead of UglifyJS2 [#2187]
Update header for new year 2018 [#2231]
Remove type="text/javascript" from <script> tags present in our docs and test utilities [#2217]

Fixed

Fix right-click handling [#2241]
Miscellaneous fixes for table traces [#2107, #2182]
Fix horizontal legend items alignment edge case [#2149]
Fix shape and updatemenu layering [#2121]
Fix bar with error bar with set ids edge case [#2169]
Fix cliponaxis: false for non linear cartesian axes [#2177]
Fix heatmap non-uniform brick gaps problem [#2213]
Fix choropleth selection when visible: false trace are present on graph [#2099, #2109]
Fix yet another contour drawing bug [#2091]
Clean up pie event data [#2117]
Fix scatter + bar hover edge cases [#2218]
Allow hover labels to extend to edges of graph area [#2215]
Harden location-to-feature against non-string country names for geo subplot [#2122]
Remove obsolete smith attribute from plot schema [#2093]
Fix colorbar class name [#2139]
Make Plotly.Plots.resize accept graph ids (as well as graph divs) [#2212]

[1.31.2] -- 2017-10-23

Fixed

Fix multiple table restyle bugs [#2107]
Fix selection work when visible: false choropleth traces are present [#2099, #2109]
Fix (another) contour generation bug [#2091]

[1.31.1] -- 2017-10-16

Fixed

Fix IE and Edge SVG toImage support [#2068]
Return empty set during selections of visible: false traces [#2081]
Fix scroll glitch in table traces [#2064]
Fix handling of 1D header values in table [#2072]
Fix table line style defaults [#2074]
Do not attempt to start drag on right-click [#2087]
Phase out alignment-baseline attributes in SVG text nodes [#2076]
Listen to document events on drag instead of relying on cover-slip node [#2075]

[1.31.0] -- 2017-10-05

Added

Add table trace type [#2030]
Add geo.center making geo views fully reproducible using layout attributes [#2030]
Add lasso and select-box drag modes to scattergeo and choropleth traces [#2030]
Add lasso and select-box drag modes to bar and histogram traces [#2045]
Add scale option to Plotly.toImage and Plotly.downloadImage [#1979]
Add plot-schema.json to dist/[#1999]

Changed

Throttle lasso and select-box events for smoother behavior [#2040]
Harmonize gl3d and gl2d zoom speed with cartesian behavior [#2041]

Fixed

Fix numerous restyle and relayout bugs [#1999]
Fix handling of extreme off-plot data points in scatter lines [#2060]
Fix hoverinfo array support for scattergeo, choropleth, scatterternary and scattermapbox traces [#2055]
Fix Plotly.plot MathJax promise chain resolution [#1991]
Fix legend double-click trace isolation behavior for graphs with visible: false traces [#2019]
Fix legend visibility toggling for traces with groupby transforms [#2019]
Fix single-bin histogram edge case [#2028]
Fix autorange for bar with base zero [#2050]
Fix annotations arrow rendering when graph div is off the DOM [#2046]
Fix hover for graphs with scattergeo markers outside 'usa' scope [#2030]
Fix handling of cross anti-meridian geo lonaxis ranges [#2030]
Fix miter limit for lines on geo subplots [#2030]
Fix marker.opacity handling for scattergeo bubbles [#2030]
Fix layout animation of secondary axes [#1999]
Fix sankey hover text placement for empty link.label items [#2016]
Fix sankey rendering of nodes with very small values [#2017, #2021]
Fix sankey hover label positioning on pages that style the 'svg-container' div node [#2027]
Fix aggregation transforms restyle calls [#2031]

[1.30.1] -- 2017-09-06

Fixed

Fix shapes on overlaid axes [#1975]
Correctly clear cartesian axis titles on full axis updates [#1981]
Make cartesian hover spikes work when no tick labels are present [#1980]

[1.30.0] -- 2017-08-21

Added

Add aggregate transform [#1924]
Add constraintext attribute for bar traces [#1931]
Add axis layer attribute to ternary axes [#1952]
Add cross-trace matching auto-binning logic to histogram traces [#1944]
Add data/layout/config api to Plotly.toImage to generate a static graph without having to render an interactive graph first [#1939]
Add nameformat attribute to groupby transforms to set pattern by which grouped traces are named [#1919]

Fixed

Fix hover label exponents [#1932, #1949]
Fix scatter fill with isolated endpoints [#1933]
Fix parcoords axis tick scale when ticktext is unordered [#1945]
Fix sankey with 4 multi-links or more [#1934]
Fix exponent labels beyond SI prefixes [#1930]
Fix image generation for marker gradient legend items [#1928]
Fix parcoords image generation when multiple parcoords graphs are present on page [#1947]
Ignore bare closing tags in pseudo-html string inputs [#1926]

[1.29.3] -- 2017-07-27

Fixed

Fix groupby / filter interactions when filter includes target data [#1892]

[1.29.2] -- 2017-07-26

Fixed

Add fallback for ArrayBuffer.isView fixing gl2d and gl3d rendering in environments that don't support it (e.g. RStudio) [#1915]

[1.29.1] -- 2017-07-25

Fixed

Fix axis line rendering when showticklabels is false (bug introduced in 1.29.0) [#1910]
Fix histogram auto bin restyle [#1901]
Fix colorbar edge case that caused infinite loops [#1906]

[1.29.0] -- 2017-07-19

Added

Add touch interactions to cartesian, gl2d and ternary subplots including for select and lasso drag modes [#1804, #1890]
Add support for contour line labels in contour and contourcarpet traces [#1815]
Add support for select and lasso drag modes on scattermapbox traces [#1836]
Add double click interactions to mapbox subplots [#1883]
Add reset view and toggle hover mode bar buttons to mapbox subplots [#1883]
Add support for array marker.opacity settings in scattermapbox traces [#1836]
Add namelength layout and trace attribute to control the trace name's visible length in hover labels [#1822]
Add cliponaxis attribute to scatter and scatterternary traces to allow markers and text nodes to be displayed above their subplot's axes [#1861]
Add axis layer attribute with 'above traces' and 'below traces' values [#1871]
Add granular editable configuration options [#1895]
Expanded traces generated by transforms now have unique colors [#1830]

Fixed

Fix axis line width, length, and positioning for coupled subplots [#1854]
Fix alignment of cartesian tick labels [#1854]
Fix rendering and updates of overlaying axis lines [#1855]
Fix hover for 2D traces with custom colorbar tickvals [#1891]
Fix hover and event data for heatmapgl and contourgl traces [#1884]
Fix event data for pie and sankey traces [#1896]
Fix drag mode 'pan'in IE and Edge [#1871]
Fix bar, error bar and box point scaling on scroll zoom [#1897]
Fix shading issue in surface trace in iOS [#1868]
Fix lasso and select drag modes for scatterternary traces [#1831]
Fix cases of intersecting contour lines on log axes [#1856]
Safer construction of popup click handler [#1888]
Fix animation of annotations, shapes and images [#1315]
Fix histogram bin computation when more than 5000 bins are needed [#1887]
Fix tick label rendering when more than 1000 labels are present [#1898]
Fix handling of empty transforms item [#1829]

[1.28.3] -- 2017-06-26

Fixed

Fix deselect on double-clicking for gl2d traces [#1811]
Fix Plotly.purge for gl2d and gl3d subplots (bug introduced in 1.28.0, leading to memory leaks) [#1821]
Fix hover labels for ohlc and candlestick traces (bug introduced in 1.28.0) [#1808]
Fix event data for scattergeo traces [#1819]
Fix support of HTML entity number in pseudo-html inputs [#1820]

[1.28.2] -- 2017-06-21

Fixed

Fix IE rendering error (node.children doesn't work on SVG nodes in IE) [#1803]

[1.28.1] -- 2017-06-20

Fixed

Fix scattergl selected points. Points do not disappear after zoom any more in fast mode [#1800]

[1.28.0] -- 2017-06-19

Added

Allow constraints by domain on cartesian axes using new axis attributes: contrain: 'domain' and contraintoward [#1767]
Add gl3d annotations [#1638, #1786]
Add support for lasso and select dragmode on scattergl traces [#1657]
Add 48 new scattergl marker symbols (for total of 56) [#1781]
Add array support for hoverinfo [#1761]
Add animation support for fillcolor attribute [#1722]
Add colorscale attributes to mesh3d traces [#1719]
Add support for target and popup attributes pseudo-html text links [#1726]
Add per-direction updatemenu dropdown arrows [#1792]
Add execute attribute to sliders and updatemenus to skip method calls while still triggering associated events [#1700]
Add skip value to the method attribute for sliders and updatemenus which acts as a no-op [#1699]

Changed

Include values of all array attributes in hover/click/select event data including ids and customdata [#1770]
Make gl2d axis tick labels on-par with SVG versions [#1766]
Build SVG text nodes directly instead of using DOMParser [#1783]
Rework transform style into array syntax [#1794]
Recompute hover on click to increase click robustness [#1646]
Miscellaneous performance improvements including improved bounding box caching and adding a few short-circuit [#1772, #1792]

Fixed

Fix pan/zoom for layout component linked to category axes [#1748, #1791]
Fix non-linear gl3d axis range settings [#1730]
Fix ohlc and candlestick when open value equals close value [#1655]
Fix annotations positioning when MathJax symbols are present [#1788]
Fix array values in event data for transformed traces [#1717, #1727, #1737]
Fix relayout event data for gl3d camera interactions [#1732]
Fix scatter markers and text nodes linked to ids ordering on updates [#1709]
Fix Plotly.validate for dynamic enumerated attribute (e.g. axis anchor, overlaying) [#1769]
Fix pseudo-html handling in sliders, updatemenus, range-sliders, range-selectors and carpet traces [#1792]
Fix annotation bounding box and arrow heads in IE [#1782]
Fix svg exports in IE for graphs with multiple clip paths [#1740]
Fix sankey positioning in IE [#1723, #1731, #1729, #1735]
Fix relative links in IE [#1715]
Suppress render warning in gl3d graphs with error bars [#1718]

[1.27.1] -- 2017-05-17

Fixed

Fix text box positioning on scrolled windows (bug introduced in 1.27.0) [#1683, #1690]
Fix styling over links in annotation text [#1681]
Fix mesh3d with vertexcolor coloring [#1686]
Fix sort transform with set categoryarray [#1689]
Fix scatter text node data join [#1672]
Fix plot promise resolution in graphs with layout images in IE11 [#1691]

[1.27.0] -- 2017-05-10

Added

Sankey diagram with new trace type sankey [#1591, #1664]
Add hoverlabel trace and layout attributes to customize hover label colors and fonts [#1582]
Add marker.gradient attributes for scatter, scattergeo, scatterternary and scattercarpet traces [#1620]
Add sort transform [#1609]
Add preservegaps filter transform attribute [#1589]
Add != (not equal) filter transform operation [#1589]
Add labelfont, tickfont and rangefont attributes for parcoords traces [#1624]
Pass DOM mouse event on plotly_clickannotations events [#1652]

Changed

Performance optimization for range sliders and Drawing cache [#1585]

Fixed

Fix scattergl marker symbol positioning (bug introduced in 1.25.0) [#1633]
Fix gl2d zoom where two clicks would trigger a zoom box (bug introduced 1.26.0) [#1632]
Fix legend double click handler for carpet traces [#1636]
Fix restyle for scattercarpet for style attributes with array support [#1641]
Fix restyle for array layout components when more than 10 items are present [#1639]
Fix select-box and lasso selections so that they don't include bad-data items [#1656]
Fix restyle for contour zmin and zmax [#1653]
Fix scatter text node transitions [#1616, #1626]

[1.26.1] -- 2017-04-21

Fixed

Fix pie fill opacity [#1615]
Fix contour.value declaration for contourcarpet trace [#1612]

[1.26.0] -- 2017-04-18

Added

Carpets plots with new trace types: carpet, scattercarpet and contourcarpet [#1595, #1596]
Axis constraints with new cartesian and gl2d axis attributes scaleanchor and scaleratio [#1522]
Annotations width, height, valign and xshift and yshift attributes [#1551, #1590]
Hover text over annotations with hovertext and hoverlabel attributes [#1573, #1590]
Add hovertext attribute to trace types that can show text values on graph to allow setting hover text independently [#1523]
Add spikes interactions functionality to cartesian subplots [#1461]
Pass mouse DOM mouse event during plotly_click, plotly_hover and plotly_unhover [#1505]
Add visible attribute to cartesian and gl3d axes to easily make them disappear [#1595, #1599]
Make deleteFrames(gd) delete all frames [#1531]

Changed

Lock down gl-plot3d and matrix-camera-controller dependencies to include latest memory management improvements [#1570]
Performance improvements for category axes [#1544]
Skip overhead for showLink config option is false [#1557]
Optimize scatter trace sorting on updates [#1555]
Lock down gl-scatter2d-sdf dependency to 1.3.4 while waiting for bug fix there [#1572]

Fixed

Fix bar sizes of traces with (x,y) NaN items [#1519]
Fix handling of NaN items in array-ok attributes for scattergeo and scattermapbox traces [#1538, #1564]
Fix hover label position for bar traces with set width [#1527]
Fix restyle for attribute containers [#1536]
Fix restyle exception for scattergl traces with no y data [#1567]
Fix animation of text nodes that contain  s [#1602]
Fix toImage for mapbox subplots when access token is set in the config options [#1598]
Emit plotly_hover on pie traces when hoverinfo: 'none' [#1505]
Pass trace info during plotly_click on pie traces [#1505]
Pass through the wheel event if the scrollbar is at the very top or bottom [#1588]

[1.25.2] -- 2017-03-31

Fixed

rm const token from dist bundles that depend on big-rat, see https://github.com/rat-nest/big-rat/pull/4 for more details.

[1.25.1] -- 2017-03-28

Fixed

Fix restyle for scattergl traces with array marker.size (bug introduced in 1.25.0) [#1521]
Fix relayout for histogram2dcontour traces [#1520]
Do not unnecessary mutate parcoords full trace objects when computing line color and colorscale [#1509, #1508]
Do not unnecessary coerce trace opacity in parcoords traces [#1506]

[1.25.0] -- 2017-03-20

Added

Double click handler on legend items to isolate 1 traces / group on graph [#1432]

Changed

Use signed distance fields (SDF) method to render heterogeneous scattergl traces improving performance [#1398]
Improve first-render performance in scattergl traces by only creating visible objects [#1444]
Use color-rgba instead of tinycolor2 to convert plotly color definitions to WebGL buffers improving performance for gl3d and gl2d traces [#1443]
Bump uglify-js minifier to version 2.8.12 [#1450]

Fixed

Fix 3D trace ordering on visibility toggle [#1466]
Fix gl2d trace ordering on visibility toggle [#1444]
Fix autorange routine for bar traces [#1475]
Fix shapes and images referencing a missing subplot [#1481]
Ensure array attributes can be restyled in all situations [#1488]
Fix XYZ-column-to-2D-z convert routine for columns containing nulls [#1491]
Fix range slider display when anchored to log axes [#1472]
Make sure all trace types can be deleted from range sliders [#1472]
Let the parcoords object tree be garbage collected on restyle [#1479]
Bring back support for histogram colorscales (bug introduced in 1.21.3) [#1500]
Support all axis types for clicktoshow annotations [#1497]
Fix 3D margin relayout calls (bug introduced in 1.24.1) [#1494]
Fix relayout when trying to update empty axis containers (bug introduced in 1.24.0) [#1494]

[1.24.2] -- 2017-03-10

Fixed

Fix removal of last annotation or shape [#1451]
Fix shape and image clip path removal [#1453]
Fix overdrawing of data-referenced images [#1453]
Make handling of layer: 'below' shape more robust [#1453]
Allow multiple parcoords dimensions with the same label [#1457]

[1.24.1] -- 2017-03-07

Fixed

Ensure that calling restyle or relayout in a plotly_unhover handler does not result in an infinite loop (bug introduced in 1.24.0) [#1448]
Ensure autorange routine is bypassed when axis range is set (bug introduced in 1.24.0) [#1425]
Fix annotations dragging in editable mode (bug introduced in 1.22.0) [#1441]
Show correct curve number in gl2d hover data [#1427]
Clear parcoords canvas specially if no panel exist [#1440]
Fix parcoords to render last block increment [#1447]
Axis refs in hover data are not plagued by circular references [#1431]

[1.24.0] -- 2017-02-27

Added

Add parcoords trace type (parallel coordinate plots) [#1256]
Add support for multiple range sliders [#1355]
Add 'aitoff' and 'sinusoidal' geo projection types [#1422]
Implement scene.dragmode: false to disable drag interaction on 3D subplots [#1377]
Add showAxisDragHandles and showAxisRangeEntryBoxes configuration options [#1389]
Add customdata attribute to scatter traces to add custom data to scatter SVG nodes [#1379]

Changed

Consistent handling of array containers during relayout [#1403]
Improve hover for choropleth traces [#1401]
Make range slider handles and mask crispier [#1409]
Bump country-regex dependency to 1.1.0 [#1392]

Fixed

Fix 3D on iOS devices [#1411]
Fix surface trace opacity scaling [#1415]
Fix hover data in animations [#1274]
Fix annotations edit when dragging from one axis to another [#1403]
Fix 3D hover labels for date axes [#1414]
Deleting cartesian subplots now clear their corresponding axis titles [#1393]
Fix hover for xyz column heatmap trace 'text' [#1417]
Fix scattermapbox lines with trailing gaps [#1421]
Make restyle, relayout and update not mutate input update objects [#1376]
Fix race condition in gl2d toImage [#1388]
Fix handling of Virgin Islands country name [#1392]
Fix Plotly.validate for colorscale attributes [#1420]

[1.23.2] -- 2017-02-15

Changed

Bower installs now fetch un-minified dist/plotly.js bundle [#1373]
Add package to packagist repository [#1375]

[1.23.1] -- 2017-02-13

Fixed

Fix relayout for scene.camera values [#1364]
Fix scaling on axis corner drag interactions for bar traces [#1370]
Allow bar and histogram traces to coexist on same subplot [#1365]
Fix bar position computations when placeholder traces are present [#1310]
Fix auto-axis-type routine for data-less candelesticktraces [#1359]

[1.23.0] -- 2017-02-06

Added

Add scrollbox to long dropdown updatemenus [#1214]

Fixed

Multiple IE9 fixes [#1332]
Ensure that plotly_afterplot is fired before Plotly.plot promise is resolved [#1342]
Fix exception when dragging graphs with empty text labels [#1336]
Fix exception when creating empty ohlc and candlestick traces [#1348]
Fix editable: true legend items logic for ohlc and candlestick traces [#1349]
Fix restyle for contour traces in cases where autocontour is defaulted to true [#1338]
Fix edge case in axis label tick assignments [#1324]
Fix vanishing titles text in editable: true [#1351]
Fix 3D thumbnail image generation [#1327]

[1.22.0] -- 2017-01-19

Added

Add cumulative histogram attributes to generate Cumulative Distribution Functions [#1189]
Add standoff attribute for annotations to move the arrowhead away from the point it's marking [#1265]
Add clicktoshow, xclick and yclick attributes for annotations to show/hide annotations on click [#1265]
Support data-referenced annotation in gl2d subplots [#1301, #1319]
Honor fixedrange: false in y-axes anchored to xaxis with range slider [#1261]
Add fallbacks for IE9 so that all cartesian traces can render without any polyfill [#1297, #1299]

Changed

Adapt plot schema output for plotly.py 2.0 [#1292]
Bump mouse-change dep to ^1.4.0 [#1305]
Improve performance in visible toggling for scattergl [#1300]

Fixed

Fix XSS vulnerability in trace name on hover [#1307]
Fix ternary and geo subplot with visible: false first trace [#1291]
Fix opacity for mode: 'lines' items in legend [#1204]
Fix legend items style for bar trace with marker arrays [#1289]
Fix range slider svg / pdf and eps image exports [#1306]
Fix scattergl visible: false traces with empty data arrays [#1300]
Fix a few contour trace edge cases [#1309]
Updatemenus buttons now render above sliders [#1302]
Add fallback for categorical histogram on linear axes [#1284]
Allow style fields in sub and sup text [#1288]

[1.21.3] -- 2017-01-05

Fixed

Fix zoom behavior on transformed traces [#1257]
Compute axis auto-range after transform operation [#1260]
Fix contour trace blowing up on zoom [#591]
Fix scattermapbox and scattergeo handling of blank strings text [#1283]
Lock `mouse-change@1.3.0fixing 3D hover labels on freshnpm install` [#1281]

[1.21.2] -- 2016-12-14

Fixed

Fix handling of calendar in filter transforms where distinct calendars can now be set for both the target and value [#1253]
Make Plotly.addFrames skip over non-plain-objects inputs [#1254]
Make Plots.graphJson aware of frames [#1255]

[1.21.1] -- 2016-12-14

Fixed

Fix ms2datetime routine for Chinese calendar [#1252]
Fix tickformat for world calendars [#1252]

[1.21.0] -- 2016-12-12

Added

Bar labels via text and textposition [#1159]
Add support for 16 non-gregorian calendars for date inputs and display [#1220, #1230, #1237]
Add support for ISO-8601 timestamps [#1194]
Extend histogram bin auto-shifting algorithm to date axes [#1201]
Trace type heatmapgl is now included in the main plotly.js bundle [#1197]

Changed

Linearize date coordinates using UTC rather than local milliseconds [#1194]

Fixed

Fix wrongly computed date positions around daylight savings time [#1194]
Fix erroneous traces in multi-subplot layout containing fill-to scatter traces (and plotly.py violin plots) [#1198]
Fix clip path URL on pages with query hashes [#1203]
Ensure that numeric frame name are handle correctly [#1236]
Fallback for manual manipulation of slider/frames [#1233]

[1.20.5] -- 2016-11-23

Fixed

Fix 1.20.0 regression in handling numerical strings including commas and spaces [#1185]
Fix 1.20.0 regression involving date histograms [#1186]
Fix numerous tickvals and ticktext edge cases [#1191]

[1.20.4] -- 2016-11-21

Fixed

Fix metaKeys field PlotSchema.get() output

[1.20.3] -- 2016-11-21

Fixed

Remove infinite loop when plotting 1-pt scattergl traces [#1168]
Fix updatemenu bug where the wrong button was set to active [#1176]
Fix addTraces when called with existing traces as input [#1175]

[1.20.2] -- 2016-11-17

Fixed

Fix hover labels in stacked bar charts [#1163]
Fix mode bar zoom buttons on date axes [#1162]

[1.20.1] -- 2016-11-16

Fixed

Fix annotation positioning on categorical axes [#1155]

[1.20.0] -- 2016-11-15

Added

Allow date string inputs for axis ranges, tick0, dtick, annotation / image positions, histogram bins [#1078, #1150]
Add special dtick values for log axes [#1078]
Add visible attribute to annotations, shapes and images items [#1110]
Expose events on slider start/change/end [#1126]
Expose event on updatemenu button click [#1128]
Allow custom transform module to have supply layout default handler [#1122]

Changed

Increase scattergl precision [#1114]
Use topojson-client to convert topojson to geojson [#1147]

Fixed

Fix hover labels for multi-trace scattergl graphs (bug introduced in 1.18.0) [#1148]
Fix date format on hover on full hour [#1078]
Fix bar labels for non-zero base values [#1142]
Scatter colorscale now yield correct colors when cmin and cmax ashow re equal [#1112]
Fix filter transform for categorical target arrays with range operations [#1120]
Make sure frames with null values clear array containers [#1118]
Fix animations involving trace opacity [#1146]
Fix fallback for non-animatable trace modules (bug introduced in 1.18.1) [#1141]
Fix race condition in animation resolution when coupled with relayout [#1108]
Enforce casting requested frame names to strings [#1124]
Plotly.animte no longer breaks when passing null frames [#1121]
Plotly.PlotSchema.get now correctly list rangeslider and rangeselector under xaxis only [#1144]
Plotly.relayout correctly updates arbitrary layout attributes [#1133]

[1.19.2] -- 2016-11-02

Fixed

Fix hover label positioning on bar traces [#1107]

[1.19.1] -- 2016-10-27

Fixed

Fix dist bundles [#1094]

[1.19.0] -- 2016-10-27

Unpublished on npm and CDN due to broken dist bundles.

Added

Add two-argument Plotly.plot call signature [#1014]
Add two-way binding functionality to updatemenus and sliders [#1016]
Add width, base and offset attribute to bar trace [#1075]
Add fromcurrent and direction animation options [#1087]
Add ability to filter by arbitrary array [#1062]

Changed

Rename filtersrc filter transform attribute target (with backward-compatible map) [#1062]
Bump sane-topojson requirement to 2.0.0. New topojson dist files fix the Michigan state border [#1077]
scattergl now handles higher resolution dates [#1033]
Improve error messages in Plotly.animate [#1088]

Fixed

Plotly.newPlot now respect user-defined layout height and width [#537]
Fix dendrogram cartesian axis layers [#1063]
Fix RGBA colorscale handler for contour [#1090]
Fix gl2d axis title positioning [#1067]
Fix gl2d multi-line axis tick labels display [#1087]
Fix performance deficit of scattergl trace type with date coordinates [#1021]
Fix ohlc trace offset computation [#1066]
Fix ohlc and candlestick default trace names [#1073]
Make Plotly.animate work with frames container array containers (e.g annotations) [#1081]
Make restyle and relayout consistently remove items in array containers when called with value argument null [#1086]

[1.18.1] -- 2016-10-18

Fixed

Fix cartesian subplot resize [#1049]
Fix cartesian interactivity after click [#1049]
Fix scattergeo traces with not-found country names [#1046]
Honor 'name' hoverinfo flag in ohlc traces [#1050]
Fix animation merging for frames including array containers [#1041. #1048]
Fix requestAnimationFrame polyfill for script-tag imports [#1039]

[1.18.0] -- 2016-10-13

Added

Add ohlc and candlestick trace types [#1020]
Add slider layout component [#986, #1029]
Add filter and groupby transforms [#936, #978]
Add support for all cartesian trace types and subplot configuration in range slider range plots [#946, #1017]
Add update menus 'buttons' type, direction and showactive options [#974]
Add pad attributes to update menus for more intuitive positioning [#989]
Add plotly_hover, plotly_click and plotly_unhover event emitters on gl2d subplot [#994]
Make 'text' mode scatter traces animatable [#1011]
Add picking for 'line' mode scattergeo traces [#1004]
Add support for fill: 'toself' in scattergeo traces [#1004]

Changed

Allow null / undefined frames in Plotly.addFrames[#1013]

Fixed

Allow range sliders to properly relayout [#962]
Fix handling of NaN gaps in range slider range plots [#946, #1017]
Properly skip over NaNs in scattergeo data arrays [#1004]
Fix handling graph div with style visibility: inherit [#990]
Fix Plotly.update for updates that require a full data + layout replot [#971]
Let update menus use Plotly.update method value [#972]
Fix tickfont relayout call on 3D subplot [#982]

[1.17.3] -- 2016-09-21

Fixed

Fix scatter text node translations on range relayout [#956]
Fix Plotly.restyle for scatter trace mode [#956]
Fix color mapping discontinuity in surface trace with circular colorscale [#959]
Fix Plotly.redraw when scatter traces are added to the graph [#947]
Fix double click side-effects in gl2d plots [#958]
Emit event animatingframe frame during animations [#953]

[1.17.2] -- 2016-09-12

Fixed

3D colored axis backgrounds and axis labels are rendered again (bug introduced in 1.17.0) [#931]

[1.17.1] -- 2016-09-09

Fixed

Restyling visible to false on all scatter traces present on a graph is now working again (bug introduced in 1.17.0) [#920]
Relayouting paper_bgcolor now properly propagate to legend and updatemenu `bgcolor [#921]
Mapbox plot routine no longer make request to public Mapbox server when linked to a Mapbox Atlas instance [#919]

[1.17.0] -- 2016-09-07

Added

Add support for animations for scatter trace [#802]
Add frames and animate API -> Plotly.animate, Plotly.addFrames and Plotly.deleteFrames [#802]
Add Plotly.update method which can perform data and layout update in one call [#875]
Add pointcloud gl2d trace type [#850, #869]
Add xgap and ygap to heatmap traces to define space between heatmap bricks [#868]
Add separatethousands axis attribute which determines whether four-digit numbers are separated or not [#848]
Add 'skip' value to trace hoverinfo corresponding to traces transparent to the hover picking routine [#851]
Add support for trace opacity in toself filled trace [#896]
Add global transform config option [#852]
Add requestAnimationFrame to dist/[#904]

Changed

Explicitly skip undefined props on restyle and relayout [#844]
Removed a few circular dependency patterns [#833, #837, #845, #878]

Fixed

Fix legend trace toggle background attributes on restyle [#909]
Make 'yanchor' default be its intended value of 'top' [#894]
Fix box plot jitter algorithm when IQR = 0 [#915]
Fix box plot jitter algorithm when data range is 0 [#915]
Fix mapbox event firing duplicates [#901]
Fix mapbox visible false traces handling on first draw [#900]
Avoid draw buffer to display buffer copy in gl2d plots [#843]
Do not extend data array on event emission [#842, #866]
Make Plotly.redraw throw an error when called on non plotly graph div [#907]
Make plotly.min.js work when injected in Require.js environment [#914]

[1.16.3] -- 2016-08-23

Fixed

Fix SVG exports for graphs with layout images [#846]
Properly handles duplicate categories in non-default categoryorder [#863]
Fix range selector position logic for overlaying axes [#873]
Autorange is now properly computed for heatmapgl and contourgl traces [#855,
874]
Trace toggling via legend preserves axis ranges in gl2d plots [#855, #874]
Bump mapbox-gl dependency to 0.22.0 [#867]

[1.16.2] -- 2016-08-09

Fixed

Fix decoding for the supported HTML entities (bug introduced in 1.16.0) [#835]
Fix layout images position on subplots [#831]
Fix a few cartesian autorange edge cases [#813]

[1.16.1] -- 2016-08-05

Changed

Drop support for plotting in child windows which broke Plotly.plot in some numerous browsers (e.g. FF46, FF47, FF48) [#829]

[1.16.0] -- 2016-08-04

Added

Add updatemenus (aka dropdowns) layout components [#770]
Trace type scattermapbox is now part of the main bundle [#816]
Add support for plot in child windows [#764, #806]
Horizontal legends with many items are now wrapped into multiple lines [#786]
Active color of range selector button is now configurable via activecolor [#796]
Add support for mapbox style JSON [#795]

Changed

Promise queue is cleared on restyle and relayout instead of in the plot catch handler (which ate up user-defined catch handlers as of 1.15.0) [#776, #789]
Improve performance in convertToSVG step [#791, #804]

Fixed

Skip over non-container arrays in relink private key step (performance bug introduced in 1.15.0) [#817]
Categorical heatmap traces with insufficient brick are now functional again (bug introduced in 1.14.0) [#783, #812]
Fix Plotly.validate for info and container array attributes [#814, #819]
Range selector buttons can now be deleted via relayout [#793]

[1.15.0] -- 2016-07-25

Added

Add Plotly.validate method [#697]
Add support for transforms plugins modules [#499]
Some partial bundles are now distributed in dist/ [#740]
Mapbox access token can now be set in layout.mapbox [#729]
Undo/Redo queue length is now configurable via configuration option queueLength [#737]

Changed

Improve performance in gl2d request animation frame loop [#731]
Improve Lib.extendDeep performance for primitive arrays [#732]
Improve potential XSS input in text fields [#736]
Improve scaling on scroll zoom for scatter lines and markers [#761, #762]

Fixed

toImage pixel output for gl2d graphs are now scaled properly [#735]
scattermapbox marker size and color arrays are now correctly converted when they include repeated values [#747]
Fix scatter3d marker line color inheritance [#754]
text fields can now support link with query params = and & [#736]
Fix Chrome 50 bug where tester svg blocked other DOM nodes [#745]

[1.14.2] -- 2016-07-11

Fixed

Plotly.newPlot correctly clears all present WebGL contexts [#724]
Bar traces with layout.bargap 0 and unset marker.line.width are functional again (bug introduced in 1.3.0) [#709]
Stacked bar traces now correctly set the first bar position when leading gaps are present (bug introduced in 1.11.0) [#716]
Bar traces with layout.barmode relative now correctly compute the bar sum of the first position when positive and negative values are present [#723]
Event plotly_relayout is emitted upon pan / zoom on a mapbox subplot [#727]
Lasso and select box drag modes now work with fixed ranged axes [#728]
gl2d trace objects are purged when their parent scenes are destroyed [#724]

[1.14.1] -- 2016-06-28

Fixed

Fix colorscale restyle calls on heatmap traces (bug introduced in 1.14.0) [#694]
Hover after zoom / pan is now functional again in ternary plots (bug introduced in 1.14.0) [#688]
Fix mapbox layer relayout starting from invisible layer [#693]
Hover labels when hoveron: 'fills' are now constrained to the viewports [#688]
Fix surface contours description [#696]
Fix mapbox.layers.line description [#690]

[1.14.0] -- 2016-06-22

Added

Attribute line.color in scatter3d traces now support color scales [#617]
Annotations tail positions can now be set in data coordinates via the new axref and ayref attributes [#610]
Attribute hoveron is added for scatter and scatterternary traces which adds the option to show hover labels about fill regions (instead of simply of about data points) [#673]
Layout shapes can now be moved and resized (except for 'path' shapes) in editable contexts [#660]

Changed

Numerous additions and changes where made to the mapbox layout layers attributes (introduced in 1.13.0). Namely, circle and symbol layer type where added. Note that some style attributes have been renamed to match the mapbox-gl API more closely. [#681]

Fixed

Off-screen heatmap traces are properly deleted (bug introduced in 1.5.1) [#655]
Hover labels for multi-heatmap subplot is functional again (bug introduced in 1.4.0) [#655]
Heatmap x/y brick generation is now functional for 0 and 1 item columns [#651]
Multiple layout images can now shared the same image source [#672]
Updating legend border and bgcolor attribute now works via Plotly.relayout [#652]
Dragmode 'select' and 'lasso' no longer throw exception when selecting legendonly traces [#644]
Ternary plots now respect the staticPlot config option [#645]
Descriptions for axes nticks and contour traces ncountoursnow properly describe their behavior [#662]

[1.13.0] -- 2016-06-13

Added

Beta version of the scattermapbox trace type - which allows users to create mapbox-gl maps using the plotly.js API. Note that scattermapbox is only available through custom bundling in this release [#626]
Configurable log levels. All plotly.js logging is now turned off by default. Use Plotly.setPlotConfig({ logging: /* 1 or 2 */ }) to (1) display warnings only or (2) all logs [#590]
Thorough mesh3d attribute descriptions [#593]

Changed

Generalize hover picking routine (to make more easily re-usable for other plot types) [#575, #631]

Fixed

Fix Plotly.toImage and Plotly.downloadImage bug specific to Chrome 51 on OSX [#604]
Fix Plotly.downloadImage for svg types [#604]
Fix scattergl opacity and connectgaps for 'lines' mode [#589]
Make legend scroll bar keep its position after redraws [#584]
Properly handle axis-reference shapes on overlaid axes [#612]
Fix Plotly.relayout calls for layout.images in { astr: val } notation [#624]
Bring back correct default value for lightposition in surface traces (bug introduced in 1.12.0) [#571]
Fix typos in contours descriptions in contour traces [#583]
Fix typos in axis.ticktext description [#607]
Fix ambiguities in histogram nbin descriptions [#623]

[1.12.0] -- 2016-05-26

Added

Light positions, face normal epsilon and vertex normal epsilon are now configurable in mesh3d traces [#556]
Light position is now configurable in surface traces [#556]
surface and mesh3d lighting attributes are now accompanied with comprehensive descriptions. [#556]

Changed

Plot modules are now allowed to have their own toSVG method for subplot-specific to-svg logic [#554]

Fixed

gl2d plots are now functional in core-js environments (e.g. in babel es6 presets) [#569]
gl2d replot calls from a blank plot are now functional [#570]
SVG graph config argument scrollZoom is now again functional (bug introduced in v1.10.0) [#564]
layout.separators is now honored in pie text labels [#547]
Heatmap zsmooth value 'fast' is now functional for arbitrary layout widths [#548]
Range sliders now respond to all axis range relayout calls [#568]

[1.11.0] -- 2016-05-17

Added

Add top-level methods Plotly.toImage to convert a plotly graph to an image data URL (svg, png, jpg, and webp are supported) and Plotly.downloadImage to download a plotly graph as an image [#446]
Add the ability to add arbitrary images loaded from a url to a plot's layout [#525]
Add the option of making legend span horizontally [#535]
Add connectgaps attribute to scattergl traces [#449]
Add new 'relative' bar mode which stacks on top of one another with negative values below the axis, positive values above [#517]
Add support for the 'winkel tripel' projection in geo subplots [#492]
Event plotly_relayout is now emitted on gl2d subplot drag/pan/zoom interactions [#466]
Add support for fill coloring in contourgl traces [#522, #543]

Changed

Cartesian on-hover routine is now uses a 50ms interval between search calls instead of 100ms for smoother displaying hover labels [#514]
[Internal change] fullLayout _has fields are replaced by a _has method which checks if a particular plot type is present on a graph [#491]

Fixed

Bar widths of traces with null coordinates are now correctly computed [#542]
Error bar spans on bar traces with null coordinates are now correctly computed [#542]
All promises spawn in Plotly.plot are now guaranteed to be resolved before the final resolve [#521]
Restyling scatterternary data attributes is now working [#540]
Error bar of 0 length in log axes are not included in hover labels (instead of showing NaNs) [#533]

[1.10.2] -- 2016-05-05

Fixed

Subplot and range slider clip paths are now functional in AngularJS [#509]
relayout call involving axis categoryorder and categoryarray are now working [#510]
Annotation drag interactions in editable: true mode are now functional (bug introduced in 1.10.0)[#505]
Improved attribute description for shape xref and yref [#506]

[1.10.1] -- 2016-05-02

Fixed

Resizing a graph (e.g. via Plotly.relayout or Plotly.Plots.resize) properly updates the plot area clip paths (bug introduced in 1.10.0) [#490]
Plotly.Snapshot.toSVG is now functional again in IE11 and old version of Chrome and FF (bug introduced in 1.10.0) [#489]
Hover labels of superimposed traces when 'hovermode' is set to 'closest' are properly displayed (bug introduced in 1.10.0) [#495]
Surface contour highlights are toggleable [#459]
Surface contour highlights style attributes are lower cased [#459]
Zoom overlay are drawn over shapes [#448]
Legend are draggable in editable: true contexts (bug introduced in 1.6.0) [#487]
Legend scroll box are drawn outside the legend [#478]

[1.10.0] -- 2016-04-12

Added

Beta version of two new 2D WebGL trace types: heatmapgl and contourgl [#427, #434]
Two new scatter line fill modes: 'toself' and 'tonext' [#462]
Fills for scatterternary traces are now supported [#462]
Configurable axis category ordering with categoryorder and an optional categoryarray axis attributes [#419]
Configurable shapes layer position with shape attribute layer [#439]
Configurable range slider range (so that the initial xaxis range can differ from the range slider range) [#473]

Changed

Nested SVG elements in SVG image exports are removed, making the to-image mode bar button work in RStudio and SVG export compatible with Adobe Illustrator [#415, #454, #442]
Use country-regex npm package instead of hard-coded file of ISO-3 code to country regular expressions [#461]

Fixed

Legend positioning does not break on negative x and y settings (bug introduced in 1.6.0) [#417]
Shapes are properly deleted when clearing all of them at once (bug introduced in 1.9.0) [#465]
Promise are return after first render in gl3d and gl2d plots [#421]
Click and hover events are properly triggered when trace hoverinfo is set to 'none' [#438]
plotly_unhover events is now properly triggered on geo trace types [#429]
plotly_relayout event is now properly triggered on gl3d set camera [#458]
RGBA colors are now supported in scatter and bar custom color scales [#422]
Range slider is now functional with x0/dx data [#441]
Range slider is now compatible with mode bar axis range buttons and double click [#471]

[1.9.0] -- 2016-04-12

Added

Ternary plots with support for scatter traces (trace type scatterternary) [#390]

Fixed

Toggling the visibility of scatter3d traces with surfaceaxis now works [#405]
scatter3d traces with surfaceaxis turned now feature real 3D opacity [#408]
plotly_unhover is now properly triggered over pie traces [#407]
Better grammar in scatter attribute descriptions [#406]

[1.8.0] -- 2016-04-04

Added

Range slider functionality for scatter traces [#336, #368, #377]
Range selector functionality for cartesian and gl2d plot types [#373]
Support for connectgaps in scatter3d traces [#361]

Fixed

gl2d toImage mode bar button is now again functional (bug introduced in 1.7.0) [#369]
IE / Edge handling of getComputedTextLength is now functional [#376]
improved marker color attribute description [#366]

[1.7.1] -- 2016-03-30

Fixed

Legend dimensions are correctly updated (bug introduced in 1.7.0) [#365]
Friction between cartesian double-click and drag interactions is reduced [#355]
Ultra-zoomed svg line paths are correctly computed [#353]
Initial axis ranges are no longer reset on data-updating restyle calls [#351]
Events now work in jQuery no-conflict scopes (bug introduced in 1.7.0) [#352]

[1.7.0] -- 2016-03-22

Added

Custom surface color functionality (for 4D plotting) is added to surface traces [#347]
Top-level Plotly.purge method (which returns the graph div in its pre-Plotly.plot state) is added [#300]
Support for custom hover labels on multiple subplots in Plotly.Fx.hover is added [#301]

Fixed

Error bars node ordering now respect the trace ordering [#343]
Geo traces nodes now update properly on streaming plot calls [#324]
jQuery check in event module is made more robust [#328]

[1.6.3] -- 2016-03-07

Fixed

Argument parsing for vertex and face colors of mesh3d traces is now functional [#287]

[1.6.2] -- 2016-03-03

Fixed

SVG overflow property is now properly set for IE11 [#305, #306]
Hover labels associated with text arrays with falsy values are properly skipped over [#310]
Snapshot routines now strip browser-only user-select style attributes [#311]

[1.6.1] -- 2016-03-01

Fixed

Legend scroll bars are no longer invalid SVG elements (bug introduced in 1.6.0) [#304]
Colorscale YlGnBu and YlOrRd are now properly identified [#295]

[1.6.0] -- 2016-02-29

Added

SVG cartesian, 3D, geographic maps and pie charts can now coexist on the same graph [#246, #258, #289]
Legends with long item lists are now scrollable (instead of being cropped) [#243]
Event plotly_deselect is now emitted after double-clicking in select and lasso drag modes.
Event plotly_doubleclick is now emitted after double-clicking on SVG cartesian graphs in zoom and pan drag modes.
Layout attributes dragmode and hovermode can now be set individually in each scene [#258]
Plotly.Plots.resize now returns a promise. [#253, #262]

Fixed

Plotly.deleteTraces now properly deletes the last trace of a cartesian subplot [#289]
Plotly.deleteTraces now works on heatmap, contour, pie, surface, mesh3d and geo trace types [#289]
Plotly.deleteTraces now properly delete color bars associated with deleted traces
Clearing cartesian axes via relayout no longer results in an uncaught error [#289]
Events plotly_hover, plotly_unhover and plotly_click are properly emitted on 3D graphs [#240]
Null and undefined categories are properly skipped over [#286]
Hover labels on 3D graphs are now properly hidden when hovermode is set to false [#258]
Multi-scene 3D graphs now set their camera position via their own scene attributes [#258]
Toggling hovermode on 3D graphs no longer resets the scene domain [#258]
Resetting the camera position on scenes where the camera attribute was supplied no longer results in an uncaught error [#258]
Axis attributes hoverformat, tickprefix, ticksuffix are honored even when showticklabels is set to false [#267]
Config option doubleClick set to 'reset' now properly handles auto-ranged axes [#285]

[1.5.2] -- 2016-02-10

Fixed

Fix geo trace visibility toggling (bug introduced in 1.5.1) [#245]

[1.5.1] -- 2016-02-01

Fixed

Scattergeo and choropleth now correctly fire hover and click events [#215]
Heatmap and contour traces are redrawn in the correct order [#194]
Early returns in Plotly.plot now correctly return Promise rejections [#226]
Soon to be deprecated SVGElement.offsetParent calls are removed [#222]
Geo zoom in button is now correctly titled Zoom in [#219]
All attribute description are correctly stripped from the dist files (bug introduced in 1.5.0) [#223]
Insecure dev dependencies ecstatic and uglify-js are bumped [#225]
Outdated karma-browserify dev dependency is bumped [#229]

[1.5.0] -- 2016-01-22

Added

Modularize the library (first iteration). Trace types can be required in one-by-one to make custom plotly.js bundles of lesser size. [#180, #187, #193, #202]

Changed

Remove json assets from the js source files (to better support Webpack bundling) [#183]
Update d3, tinycolor2, topojson dependencies [#195]
Improve 'colorscale' attribute description [#186]

Fixed

Fix pan mode drag delay [#188]
Make Plotly.deleteTrace handle big-indices-array properly [#203]

[1.4.1] -- 2016-01-11

Fixed

Click events work properly after being broken in 1.4.0 [#174]

[1.4.0] -- 2016-01-11

Added

Lasso and rectangular selection interactions for scatter-marker and scatter-text traces [#154, #169]
Un-gitignore css and svg font built files, removing post-install step and dependency on node-sass [#164]

Changed

Clean up Pie, Box and Choropleth trace module [#158, #159, #165]

Fixed

Surface traces correctly handle zmin and zmax attributes [#153]
Pie trace correctly trigger hover events [#150]

[1.3.1] -- 2016-01-04

Fixed

Fix Plotly.addTraces for gl3d and gl2d trace types [#140]

[1.3.0] -- 2015-12-21

Added

Trigger click event on pie charts [#111]
Add attribute descriptions for mesh3d trace type [#115]

Changed

[Internal] Trace module have now a 1-to-1 correspondence with trace type [#124]
[Internal] Remove circularize import in colorbar and colorscale module [#136]

Fixed

Fixed zeroline behavior in gl3d plots [#112]
Axis tickangle consistently used degrees in both svg and gl plots [#131]
Plotly.newPlot destroy mode bar before plotting new one [#125]
Plotly.newPlot removes all event listeners from graph div [#117]
Fixed attribute description for scatter3d marker opacity [#114]

[1.2.1] -- 2015-12-14

Changed

Improve XSS check in anchor href [#100]

Fixed

Fix Firefox 42 to-image failures [#104]
Fix error bar with type 'sqrt' logic making them visible without specifying the 'value' field [#91]
Fix cartesian zoom/drag cover attributes for Firefox 31 [#92]

[1.2.0] -- 2015-12-07

Added

All Plotly.____ methods now return a promise, and pass the graph-div as an argument [#77]
package.json now has webpack field so plotly.js can be used by webpack users [#68]
Add support for rgba colours in pie-charts [#63]

Changed

Optimized by calling window.getComputedStyle only once [#81]
Improved npm install process for topojson file resolve [#48]

Fixed

Fixed geo-plot promises [#52]
Typo fixed in No DOM element error message [#64]
Fix hover labels with hoverinfo 'text' [#70]
Fix scaling for gl3d error bars [#74]

[1.1.1] -- 2015-12-01

Fixed

Fix displayModeBar plot config logic [#57]
Fix length-1 bins count as ascending in Lib.findBin [#47]
Fix jasmine test runner on windows [#46]

[1.1.0] -- 2015-11-25

Added

Add three plot config options: modeBarButtonsToRemove, modeBarButtonsToAdd and modeBarButtons which combine to add the ability to remove specific mode bar buttons add custom mode bar buttons and fully customize the mode bar.

Fixed

Fix installation from npm3 [#12]
Fix UMD in plotly.js dist files [#18]
Fix for blank elements in a text array [#31]

[1.0.0] -- 2015-11-17

First fully open source release.

Added

Add 2D WebGL plot engine

Changed

Save to cloud is now done via a modebar button by default, the 'Edit chart' link is still available through the 'showLink' plot config.
Better double-click notifier CSS

Fixed

Fix Plotly.newPlot 3D and geo bug.
Fix plotly_click event bug in latest Chrome and Firefox.

Known limitations

Different plot types cannot be mixed in subplots.
2D WebGL has no image test support.
Click and hover events are not hooked for gl3d, geo and gl2d plot types.
Polar chart are under-developed.

Package detail

readme

plotly.js-basic-dist-min

Installation

Usage

Copyright and license

changelog

plotly.js changelog

[3.0.1] -- 2025-02-18

Changed

Fixed

[3.0.0] -- 2025-01-27

Removed

Changed

Fixed

[2.35.3] -- 2024-12-13

Fixed

[3.0.0-rc.1] -- 2024-11-27

Removed

Changed

Fixed

[3.0.0-rc.0] -- 2024-11-11

Removed

Changed

Fixed

[2.35.2] -- 2024-09-10

Fixed

[2.35.1] -- 2024-09-09

Fixed

[2.35.0] -- 2024-08-29

Added

Changed

Fixed

[2.34.0] -- 2024-07-18

Added

Fixed

[2.33.0] -- 2024-05-29

Added

Fixed

[2.32.0] -- 2024-04-23

Added

Fixed

[2.31.1] -- 2024-04-15

Fixed

[2.31.0] -- 2024-04-10

Added

Changed

Fixed

[2.30.1] -- 2024-03-15

Fixed

[2.30.0] -- 2024-03-06

Added

Fixed

[2.29.1] -- 2024-02-12

Fixed

[2.29.0] -- 2024-02-01

Added

Changed

Fixed

[2.28.0] -- 2024-01-05

Added

Fixed

[2.27.1] -- 2023-11-08

Changed

Fixed

[2.27.0] -- 2023-10-20

Added

Fixed

[2.26.2] -- 2023-10-04

Fixed

[2.26.1] -- 2023-09-22

Fixed

[2.26.0] -- 2023-08-24

Added

[2.25.2] -- 2023-08-11

Changed

Fixed

[2.25.1] -- 2023-08-02

Fixed

[2.25.0] -- 2023-07-25