Release Notes

Enhancements

• Add --dry-run to uv pip uninstall (#9557)
• Allow --constraints and --overrides in uv tool install (#9547)
• Display removed Python executables on uninstall (#9459)
• Warn when keyring has no password for uv publish (#8827)
• Add suggested action when .python-version pin is incompatible with the project (#9590)
• Improve error messages for mismatches in tool.uv.sources (#9482)
• Use constraints in trace rather than irrelevant requires-python (#9529)

Preview features

• Add uv python install --default (#8650)
• Fix Python executable installation when multiple patch versions are requested (#9607)
• Build backend: Revamp include / exclude (#9525)
• Build backend: Add fast path (#9556)
• Build backend: Add functions to collect file list (#9602)
• Build backend: Default excludes (#9552)
• Build backend: Refactoring before list (#9558)
• Build backend: Warn when visiting over 10k files (#9523)

Configuration

• Make check-url available in configuration files (#9032)

Performance

• Avoid adding non-extra package with extra dependencies (#9540)
• Avoid cloning String in marker evaluation (#9598)

Rust API

• uv-pep508: Add more methods for simplifying extra-related expressions (#9469)

Bug fixes

• Allow file: URLs to include package names (#9493)
• Avoid using IDs across PubGrub states (#9538)
• Consistently enforce requested-vs.-built metadata when retrieving wheels (#9484)
• Do not show empty version specifier in uv tool list (#9605)
• Include Git member information when getting metadata from cache (#9388)
• Include base installation directory in uv run PATH (#9585)
• Insert backslash when appending to system drive (#9488)
• Normalize paths when lowering Git dependencies (#9595)
• Omit origin when comparing requirements (#9570)
• Override manylinux_compatible with --python-platform (#9526)
• Pass extra when evaluating lockfile markers (#9539)
• Propagate markers for recursive extras in resolver (#9509)
• Respect path dependencies within Git dependencies (#9594)
• Support recursive extras with marker in pip compile -r pyproject.toml (#9535)
• Don't emit unpinned warning for proxy packages (#9497)
• Fix --refresh-package flag mentioned as --refresh-dependency (#9486)
• Handle Windows AV/EDR file locks during script installations (#9543)
• Re-enable conflicting extra/group tests and fix regression from #9540 (#9582)

Documentation

• Add missing word to docs for run.md (#9527)
• Add policies reference section and license document (#9367)
• Fix typo in entry point docs (#9491)
• Fix up version in prior uninstall instructions (#9485)
• Mention uv pip behavior in build system note (#9586)
• Update build failures document (#9584)
• Correct wording for multiple sources section (#9504)

Install uv 0.5.6

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/uv/releases/download/0.5.6/uv-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy ByPass -c "irm https://github.com/astral-sh/uv/releases/download/0.5.6/uv-installer.ps1 | iex"

Download uv 0.5.6