v2.19.0

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Changelog

• adeac8f feat: WASM playground
• 484750a chore: add uv
• a5ceb28 fix: add lexer compile time validation for group by
• cd5c4a8 docs(readme): update go reference badge to point to v2 and new domain (#​1087)
• 970eacc Add MoonScript lexer (#​1091)
• 6ffb465 chore(deps): update all non-major dependencies (#​1082)
• 2c20473 Various lexer & style fixes for RPGLE (#​1086)
• c803d79 fix(zig): detect zig object notation files as zig (#​1085)
• bc60826 Add Core lexer (#​1083)
• ffedbf4 fix(kotlin): detect kotlin script files as kotlin (#​1081)

v1.12.0

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v0.7.18

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Python

• Added arm64 Windows Python 3.11, 3.12, 3.13, and 3.14

  These are not downloaded by default, since x86-64 Python has broader ecosystem support on Windows.
  However, they can be requested with cpython-<version>-windows-aarch64.

Enhancements

• Keep track of retries in ManagedPythonDownload::fetch_with_retry (#​14378)
• Reuse build (virtual) environments across resolution and installation (#​14338)
• Improve trace message for cached Python interpreter query (#​14328)
• Use parsed URLs for conflicting URL error message (#​14380)

Preview features

• Ignore invalid build backend settings when not building (#​14372)

Bug fixes

• Fix equals-star and tilde-equals with python_version and python_full_version (#​14271)
• Include the canonical path in the interpreter query cache key (#​14331)
• Only drop build directories on program exit (#​14304)
• Error instead of panic on conflict between global and subcommand flags (#​14368)
• Consistently normalize trailing slashes on URLs with no path segments (#​14349)

Documentation

• Add instructions for publishing to JFrog's Artifactory (#​14253)
• Edits to the build backend documentation (#​14376)

v0.7.17

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Bug fixes

• Apply build constraints when resolving --with dependencies (#​14340)
• Drop trailing slashes when converting index URL from URL (#​14346)
• Ignore UV_PYTHON_CACHE_DIR when empty (#​14336)
• Fix error message ordering for pyvenv.cfg version conflict (#​14329)

v0.7.16

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Python

• Add Python 3.14.0b3

See the
python-build-standalone release notes
for more details.

Enhancements

• Include path or URL when failing to convert in lockfile (#​14292)
• Warn when ~= is used as a Python version specifier without a patch version (#​14008)

Preview features

• Ensure preview default Python installs are upgradeable (#​14261)

Performance

• Share workspace cache between lock and sync operations (#​14321)

Bug fixes

• Allow local indexes to reference remote files (#​14294)
• Avoid rendering desugared prefix matches in error messages (#​14195)
• Avoid using path URL for workspace Git dependencies in requirements.txt (#​14288)
• Normalize index URLs to remove trailing slash (#​14245)
• Respect URL-encoded credentials in redirect location (#​14315)
• Lock the source tree when running setuptools, to protect concurrent builds (#​14174)

Documentation

• Note that GCP Artifact Registry download URLs must have /simple component (#​14251)

v0.7.15

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Enhancements

• Consistently use Ordering::Relaxed for standalone atomic use cases (#​14190)
• Warn on ambiguous relative paths for --index (#​14152)
• Skip GitHub fast path when rate-limited (#​13033)
• Preserve newlines in schema.json descriptions (#​13693)

Bug fixes

• Add check for using minor version link when creating a venv on Windows (#​14252)
• Strip query parameters when parsing source URL (#​14224)

Documentation

• Add a link to PyPI FAQ to clarify what per-project token is (#​14242)

Preview features

• Allow symlinks in the build backend (#​14212)

v0.7.14

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Enhancements

• Add XPU to --torch-backend (#​14172)
• Add ROCm backends to --torch-backend (#​14120)
• Remove preview label from --torch-backend (#​14119)
• Add [tool.uv.dependency-groups].mygroup.requires-python (#​13735)
• Add auto-detection for AMD GPUs (#​14176)
• Show retries for HTTP status code errors (#​13897)
• Support transparent Python patch version upgrades (#​13954)
• Warn on empty index directory (#​13940)
• Publish to DockerHub (#​14088)

Performance

• Make cold resolves about 10% faster (#​14035)

Bug fixes

• Don't use walrus operator in interpreter query script (#​14108)
• Fix handling of changes to requires-python (#​14076)
• Fix implied platform_machine marker for win_amd64 platform tag (#​14041)
• Only update existing symlink directories on preview uninstall (#​14179)
• Serialize Python requests for tools as canonicalized strings (#​14109)
• Support netrc and same-origin credential propagation on index redirects (#​14126)
• Support reading dependency-groups from pyproject.tomls with no [project] (#​13742)
• Handle an existing shebang in uv init --script (#​14141)
• Prevent concurrent updates of the environment in uv run (#​14153)
• Filter managed Python distributions by platform before querying when included in request (#​13936)

Documentation

• Replace cuda124 with cuda128 (#​14168)
• Document the way member sources shadow workspace sources (#​14136)
• Sync documented PyTorch integration index for CUDA and ROCm versions from PyTorch website (#​14100)