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uv vs pyenv-virtualenv: catalog facts
uvpyenv-virtualenv
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 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
  • Manages virtualenvs and conda environments through pyenv commands
  • Environments can be selected per project like any pyenv version
  • Another tool in an ecosystem already crowded with them
  • Some edge cases in complex dependency resolution still differ from pip
  • Requires pyenv to be installed first
  • UNIX-like systems only, no native Windows support
Downloadable app Downloadable app
Open source Open source
License: Apache-2.0 License: MIT
No account needed No account needed
Works offline Works offline

Checked September 21, 2026

Checked October 1, 2026

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