Yarn

1. Getting started

   Installing Yarn and basic usage with Corepack.

2. Installation and setup

   Migrating from Yarn Classic and the layout of a modern Yarn project.

3. Manifest (package.json)

   The package.json manifest fields Yarn supports, such as dependencies, resolutions and packageManager.

4. Yarnrc settings

   Configuration keys in .yarnrc.yml.

5. Protocols

   Dependency protocols such as npm, git, workspace, patch.

6. Workspaces

   Workspaces for monorepos, the workspace: protocol and running commands across workspaces.

7. Plug'n'Play

   Strict resolution without node_modules.

8. Caching and zero-installs

   The offline cache, cache location and committing the cache for zero-installs.

9. Constraints

   Enforcing rules across workspaces.

10. Release workflow

    Deferred versioning and release bumps.

11. Patching

    Patching dependencies with the patch: protocol and yarn patch.

12. Security and audit

    Auditing dependencies and the checksums that protect installs.

13. Plugins

    Yarn plugins that add commands, resolvers and fetchers.

14. CLI reference

    Reference for Yarn commands such as add, install, up, dlx and workspaces foreach.

Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.

Source: endoflife.date