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uv

  • Open source (Apache-2.0)
  • Self-hosted
  • 89.9k

Verified Sep 2026

An extremely fast Python package and project manager, written in Rust

Astral's Rust-powered replacement for pip, virtualenv and pyenv: Python dependency management in milliseconds.

Astral's Python package/project manager (2024): pip/venv/pipx/pyenv/poetry replaced by one Rust binary with a global cache. 10-100x faster installs, lockfiles, script runner: uv became the Python tooling story in a year.

Who it's for

Python developers who want project, dependency and tool management 100x faster than pip.

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