uv Changelog

GET https://watchchangelog.com/api/v1/entries?source=uv.releases

{
  "source": "uv.releases",
  "vendor": "Astral",
  "id": "tag:github.com,2008:Repository/699532645/0.12.6",
  "published_at": "2026-08-25T19:41:07.000Z",
  "title": "0.12.6",
  "url": "https://github.com/astral-sh/uv/releases/tag/0.12.6",
  "summary": "Release Notes Released on 2026-08-25. Python Update CPython to use OpenSSL 3.5.8 and libffi 3.4.8 #21295 ) Enhancements Report cache-cleaning space savings from filesystem block allocation and avoid double-counting hard links ( #21261 ) Limit warnings about unbounded uv_build requirements to source-distribution builds ( #21078 ) Display byte counts below 1 KiB without a fractional part ( #21237 ) Preview features Add uv workspace metadata --sync --exact to remove packages outside the selected resolution ( #21117 ) Add the artifact-hash-filtering preview feature to make uv pip compile --generate-hashes honor --only-binary and --no-binary ( #21235 ) Respect package-specific exclude-newer cutoffs when uv check selects its ty executable ( #21227 ) Preserve virtual-environment hints from tar-codec source-distribution errors when the base interpreter is outside a bin directory ( #21146 ) Performance Enable profile-guided optimization for Linux x86-64 release binaries ( #21001 ) Enable profile-guided optimization for Windows x86-64 release binaries ( #21003 ) Enable profile-guided optimization for macOS ARM64 release binaries ( #21002 ) Enable profile-guided optimization for Linux ARM64 release binaries ( #21004 ) Speed up syncing projects with many activated conflict items by reusing their encoded representation ( #21148 ) Bug fixes Allow explicit uv build and non-editable first-party workspace packages when no-build is enabled ( #21294 ) Reuse configured index credentials during uv tool upgrade when the tool receipt references the same index ( #21275 ) Ensure full 40-character Git commit pins resolve to the requested object instead of a SHA-named branch ( #21224 ) Prevent TLS segfaults in riscv64 musl release binaries ( #21158 ) Preserve dependencies selected by recursive extras when markers mix production and extra conditions ( #21181 ) Preserve version constraints from transitively referenced recursive extras ( #21209 ) Resolve repository-relative Git archive dependencies inside the checkout during the initial uv sync ( #21264 ) Return an error instead of panicking when a bearer token cannot be encoded as an HTTP header ( #21282 ) Do not misclassify package URLs ending in .py as local script paths ( #21144 ) Use directory creation times consistently across libc implementations for directory cache-keys entries ( #21137 ) Promote human-readable sizes to the next unit at rounding boundaries ( #21136 ) Other changes Add Python 3.15 release-candidate Docker images ( #21293 ) Raise the minimum supported Rust version to 1.96 and update the repository toolchain to Rust 1.98 ( #21258 ) Install uv 0.12.6 Install prebuilt binaries via shell script curl --proto ' =https ' --tlsv1.2 -LsSf https://releases.astral.sh/github/uv/releases/download/0.12.6/uv-installer.sh | sh Install prebuilt binaries via powershell script powershell -ExecutionPolicy Bypass -c \" irm https://releases.astral.sh/github/uv/releases/download/0.12.6/uv-installer.ps1 | iex \" Download uv 0.12.6 File Platform Checksum uv-aarch64-apple-darwin.tar.gz Apple Silicon macOS checksum uv-x86_64-apple-darwin.tar.gz Intel macOS checksum uv-aarch64-pc-windows-msvc.zip ARM64 Windows checksum uv-i686-pc-windows-msvc.zip x86 Windows checksum uv-x86_64-pc-windows-msvc.zip x64 Windows checksum uv-aarch64-unknown-linux-gnu.tar.gz ARM64 Linux checksum uv-i686-unknown-linux-gnu.tar.gz x86 Linux checksum uv-powerpc64le-unknown-linux-gnu.tar.gz PPC64LE Linux checksum uv-riscv64gc-unknown-linux-gnu.tar.gz RISCV Linux checksum uv-s390x-unknown-linux-gnu.tar.gz S390x Linux checksum uv-x86_64-unknown-linux-gnu.tar.gz x64 Linux checksum uv-armv7-unknown-linux-gnueabihf.tar.gz ARMv7 Linux checksum uv-aarch64-unknown-linux-musl.tar.gz ARM64 MUSL Linux checksum uv-i686-unknown-linux-musl.tar.gz x86 MUSL Linux checksum uv-riscv64gc-unknown-linux-musl.tar.gz RISCV MUSL Linux checksum uv-x86_64-unknown-linux-musl.tar.gz x64 MUSL Linux checksum uv-arm-unknown-linux-musleabihf.tar.gz ARMv6 MUSL Linux (Hardfloat) checksum uv-armv7-unknown-linux-musleabihf.tar.gz ARMv7 MUSL Linux checksum 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 >",
  "tags": [
    "Astral",
    "uv.releases",
    "python",
    "package-manager",
    "rust"
  ]
}