Compare software

Pixi vs uv: catalog facts
Pixi	uv
Free The open-source application is available without a license fee.	Free Free and open source, dual licensed Apache 2.0 or MIT.
Windows, macOS, Linux	Windows, macOS, Linux, Command line
Cross-platform environments with lock files	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
Available packages depend on configured package channels.	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: BSD-3-Clause	License: Apache-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 21, 2026

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