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PDM vs uv: catalog facts
PDM	uv
Free Free and open source, supported by sponsors.	Free Free and open source, dual licensed Apache 2.0 or MIT.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Follows PEP 621 and PEP 517 standards Lock files, workspaces and user scripts	Replaces pip, pip-tools, pipx, poetry, pyenv, twine and virtualenv with one tool 10 to 100 times faster than pip, with a global cache that saves disk across projects
Requires Python 3.10 or later to run uv integration is still experimental	Another tool in an ecosystem already crowded with them Some edge cases in complex dependency resolution still differ from pip
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: Apache-2.0
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 21, 2026

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