# uv 0.12.7

- Product: uv (https://whatsnew.fyi/product/uv)
- Vendor: uv
- Date: 2026-08-27
- Version: 0.12.7
- Original notes: https://github.com/astral-sh/uv/releases/tag/0.12.7
- Permalink: https://whatsnew.fyi/product/uv/releases/0.12.7

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

---

- **changed** — Replace managed Python installations when upgrading to a newer build of the same version
- **added** — Support Linux s390x, ppc64le, and loongarch64 targets for cross-platform dependency resolution
- **changed** — Retry downloads with configured credentials when Azure Storage denies anonymous access to an endpoint configured via UV_AZURE_ENDPOINT_URL
- **added** — Use content-based directory hashes to deduplicate extracted wheels in the cache with the content-addressed-cache preview feature
- **fixed** — Reject source archives with hash mismatches before persisting their extracted contents to the cache
- **removed** — Remove pyx specific features

##### Release Notes

Released on 2026-08-27.

###### Python

- Replace managed Python installations when upgrading to a newer build of the same version ([#21323](https://github.com/astral-sh/uv/pull/21323))

###### Enhancements

- Support Linux `s390x`, `ppc64le`, and `loongarch64` targets for cross-platform dependency resolution ([#21313](https://github.com/astral-sh/uv/pull/21313))
- Retry downloads with configured credentials when Azure Storage denies anonymous access to an endpoint configured via `UV_AZURE_ENDPOINT_URL` ([#21318](https://github.com/astral-sh/uv/pull/21318))

###### Preview features

- Use content-based directory hashes to deduplicate extracted wheels in the cache with the `content-addressed-cache` preview feature ([#19693](https://github.com/astral-sh/uv/pull/19693))

###### Bug fixes

- Reject source archives with hash mismatches before persisting their extracted contents to the cache ([#21248](https://github.com/astral-sh/uv/pull/21248))

###### Other changes

- remove pyx specific features ([#21182](https://github.com/astral-sh/uv/pull/21182), [#21183](https://github.com/astral-sh/uv/pull/21183), [#21184](https://github.com/astral-sh/uv/pull/21184), [#21185](https://github.com/astral-sh/uv/pull/21185), [#21186](https://github.com/astral-sh/uv/pull/21186))

##### Install uv 0.12.7

###### Install prebuilt binaries via shell script

```sh
curl --proto '=https' --tlsv1.2 -LsSf https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-installer.sh | sh
```

###### Install prebuilt binaries via powershell script

```sh
powershell -ExecutionPolicy Bypass -c "irm https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-installer.ps1 | iex"
```

##### Download uv 0.12.7

|  File  | Platform | Checksum |
|--------|----------|----------|
| [uv-aarch64-apple-darwin.tar.gz](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-aarch64-apple-darwin.tar.gz) | Apple Silicon macOS | [checksum](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-aarch64-apple-darwin.tar.gz.sha256) |
| [uv-x86_64-apple-darwin.tar.gz](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-x86_64-apple-darwin.tar.gz) | Intel macOS | [checksum](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-x86_64-apple-darwin.tar.gz.sha256) |
| [uv-aarch64-pc-windows-msvc.zip](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-aarch64-pc-windows-msvc.zip) | ARM64 Windows | [checksum](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-aarch64-pc-windows-msvc.zip.sha256) |
| [uv-i686-pc-windows-msvc.zip](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-i686-pc-windows-msvc.zip) | x86 Windows | [checksum](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-i686-pc-windows-msvc.zip.sha256) |
| [uv-x86_64-pc-windows-msvc.zip](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-x86_64-pc-windows-msvc.zip) | x64 Windows | [checksum](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-x86_64-pc-windows-msvc.zip.sha256) |
| [uv-aarch64-unknown-linux-gnu.tar.gz](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-aarch64-unknown-linux-gnu.tar.gz) | ARM64 Linux | [checksum](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-aarch64-unknown-linux-gnu.tar.gz.sha256) |
| [uv-i686-unknown-linux-gnu.tar.gz](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-i686-unknown-linux-gnu.tar.gz) | x86 Linux | [checksum](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-i686-unknown-linux-gnu.tar.gz.sha256) |
| [uv-powerpc64le-unknown-linux-gnu.tar.gz](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-powerpc64le-unknown-linux-gnu.tar.gz) | PPC64LE Linux | [checksum](https://releases.astral.sh/github/uv/releases/download/0.12.7/uv-powerpc64le-unknown-linux-gnu.tar.gz.sha256) |
| [uv-riscv64gc-unknown-linux-gnu.tar.gz](https://releases.astral.sh/github/uv/releases/

_[Truncated at 4000 characters — full notes: https://github.com/astral-sh/uv/releases/tag/0.12.7]_