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Poetry vs PDM: catalog facts
Poetry	PDM
Free Free and open source.	Free Free and open source, supported by sponsors.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Lock file for deterministic installs Builds sdists and wheels with one command	Follows PEP 621 and PEP 517 standards Lock files, workspaces and user scripts
Python only Its own workflow differs from plain pip and requirements files	Requires Python 3.10 or later to run uv integration is still experimental
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License not stated
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 October 1, 2026

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