astral-sh/uv 0.12.22

on GitHub

Release Notes

Released on 2026-10-01.

Python

• Add CPython 3.10.22, 3.11.17, 3.12.15, 3.13.16, and 3.14.8 (#22147)

Enhancements

• Accept uppercase release suffixes in wheel platform tags (#22113)
• Record workspace-member default groups in lockfiles (#22010, #22103)
• Record workspace-member dependency-group Python requirements in lockfiles (#22044, #22103)
• Record default groups for non-project workspace roots in lockfiles (#22104)
• Record dependency-group Python requirements for non-project workspace roots in lockfiles (#22104)
• Format URLs and paths consistently in CLI messages (#21937)
• Hide the unsupported --offline option from uv publish help (#22124)

Preview features

• Honor --no-default-groups in uv audit (#22090)
• Report a clear error when uv audit or uv tool audit runs offline and hide the unsupported option from help (#22114)

Configuration

• Add UV_PYTHON_ARCH to select an interpreter architecture independently of its Python version (#22098)

Performance

• Reduce uv's binary size by compressing embedded Python download metadata (#22126)

Bug fixes

• Verify unchanged requirements against existing lockfile hashes when relocking (#22083)
• Honor dependency-group Python requirements at non-project workspace roots (#22101)
• Use each selected workspace member's recorded default groups during frozen sync (#22015)
• Avoid false entry-point warnings for required workspace members (#22112)

Other changes

• Raise the minimum supported Rust version for building uv to 1.97 and update the toolchain to Rust 1.99 (#22121)

Install uv 0.12.22

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://releases.astral.sh/github/uv/releases/download/0.12.22/uv-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy Bypass -c "irm https://releases.astral.sh/github/uv/releases/download/0.12.22/uv-installer.ps1 | iex"

Download uv 0.12.22

Verifying GitHub Artifact Attestations

The artifacts in this release have attestations generated with GitHub Artifact Attestations. These can be verified by using the GitHub CLI:

gh attestation verify <file-path of downloaded artifact> --repo astral-sh/uv

You can also download the attestation from GitHub and verify against that directly:

gh attestation verify <file-path of downloaded artifact> --bundle <file-path of downloaded attestation>