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Yarn vs pnpm: catalog facts
Yarn	pnpm
Free Free and open source.	Free Free and open source.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Workspaces for monorepos Stable, reproducible installs	One copy of each package version on disk across projects Fast parallel installs
Plug'n'Play can conflict with tools that expect node_modules Documentation split between modern Yarn and Yarn Classic	Strict layout can break tools that assume npm's flat node_modules
Downloadable app	Downloadable app
Open source	Open source
License: BSD-2-Clause	License: MIT
No account needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.