Release Notes

Released on 2025-09-17.

Enhancements

• Add PyG packages to torch backend (#15911)
• Add handling for unnamed conda environments in base environment detection (#15681)
• Allow selection of debug build interpreters (#11520)
• Improve uv init defaults for native build backend cache keys (#15705)
• Error when pyproject.toml target does not exist for dependency groups (#15831)
• Infer check URL from publish URL when known (#15886)
• Support Gitlab CI/CD as a trusted publisher (#15583)
• Add GraalPy 25.0.0 with support for Python 3.12 (#15900)
• Add --no-clear to uv venv to disable removal prompts (#15795)
• Add conflict detection between --only-group and --extra flags (#15788)
• Allow [project] to be missing from a pyproject.toml (#14113)
• Always treat conda environments named base and root as base environments (#15682)
• Improve log message when direct build for uv_build is skipped (#15898)
• Log when the cache is disabled (#15828)
• Show pyx organization name after authenticating (#15823)
• Use _CONDA_ROOT to detect Conda base environments (#15680)
• Include blake2b hash in uv publish upload form (#15794)
• Fix misleading debug message when removing environments in uv sync (#15881)

Deprecations

• Deprecate tool.uv.dev-dependencies (#15469)
• Revert "feat(ci): build loongarch64 binaries in CI (#15387)" (#15820)

Preview features

• Propagate preview flag to client for native-auth feature (#15872)
• Store native credentials for realms with the https scheme stripped (#15879)
• Use the root index URL when retrieving credentials from the native store (#15873)

Bug fixes

• Fix uv sync --no-sources not switching from editable to registry installations (#15234)
• Avoid display of an empty string when a path is the working directory (#15897)
• Allow cached environment reuse with @latest (#15827)
• Allow escaping spaces in --env-file handling (#15815)
• Avoid ANSI codes in debug! messages (#15843)
• Improve BSD tag construction (#15829)
• Include SHA when listing lockfile changes (#15817)
• Invert the logic for determining if a path is a base conda environment (#15679)
• Load credentials for explicit members when lowering (#15844)
• Re-add triton as a torch backend package (#15910)
• Respect UV_INSECURE_NO_ZIP_VALIDATION=1 in duplicate header errors (#15912)

Documentation

• Add GitHub Actions to PyPI trusted publishing example (#15753)
• Add Coiled integration documentation (#14430)
• Add verbose output to the getting help section (#15915)
• Document NO_PROXY support (#15816)
• Document cache-keys for native build backends (#15811)
• Add documentation for dependency group requires-python (#14282)

Install uv 0.8.18

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/uv/releases/download/0.8.18/uv-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/uv/releases/download/0.8.18/uv-installer.ps1 | iex"

Download uv 0.8.18