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uv vs Poetry: catalog facts
uv	Poetry
Free Free and open source, dual licensed Apache 2.0 or MIT.	Free Free and open source.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
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	Lock file for deterministic installs Builds sdists and wheels with one command
Another tool in an ecosystem already crowded with them Some edge cases in complex dependency resolution still differ from pip	Python only Its own workflow differs from plain pip and requirements files
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: MIT
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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