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Poetry vs uv: catalog facts
Poetry	uv
Free Free and open source.	Free Free and open source, dual licensed Apache 2.0 or MIT.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Lock file for deterministic installs Builds sdists and wheels with one command	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
Python only Its own workflow differs from plain pip and requirements files	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: MIT	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 September 23, 2026	Official website Full listing and sources Checked September 21, 2026

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