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uv vs Pipenv: catalog facts
uv	Pipenv
Free Free and open source, dual licensed Apache 2.0 or MIT.	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Command line	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	Combines package installation and virtual environments Lock file gives reproducible installs
Another tool in an ecosystem already crowded with them Some edge cases in complex dependency resolution still differ from pip	Only for Python projects Uses its own Pipfile format rather than a plain requirements file
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 October 1, 2026

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