uv 0.8.20

on Python PyPI

Release Notes

Released on 2025-09-22.

Enhancements

• Add --force flag for uv cache clean (#15992)
• Improve resolution errors with proxied packages (#15200)

Preview features

• Allow upgrading pre-release versions of the same minor Python version (#15959)

Bug fixes

• Hide freethreaded+debug Python downloads in uv python list (#15985)
• Retain the cache lock and temporary caches during uv run and uvx (#15990)

Documentation

• Add package level conflicts to the conflicting dependencies docs (#15963)
• Document pyodide support (#15962)
• Document support for free-threaded and debug Python versions (#15961)
• Expand the contribution docs on issue selection (#15966)
• Tweak title for viewing version in project guide (#15964)

Install uv 0.8.20

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/uv/releases/download/0.8.20/uv-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/uv/releases/download/0.8.20/uv-installer.ps1 | iex"

Download uv 0.8.20