Important: This documentation covers Yarn 1 (Classic).
For Yarn 2+ docs and migration guide, see


Rules, guidelines, and documentation on Yarn contribution, processes, and community.

Yarn is a community run project with sponsored contributions from a number of companies. Anyone can get involved and contribute to Yarn, and we’re committed to creating an open and inclusive community for everyone.

Every member of the community that wishes to contribute either through code, documentation, support, or any other form of contribution must read and follow our Code of Conduct.