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lazka merged 1 commit into from
Mar 15, 2026
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NEWS: Deprecating the MINGW64 Environment #427

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4 changes: 3 additions & 1 deletion web/docs/environments.md
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Expand Up @@ -29,14 +29,14 @@ tools.
| ![ucrt64](ucrt64.png){: style="max-width:25px" } | **UCRT64** | `/ucrt64` | gcc | x86_64 | ucrt | libstdc++ |
| ![clang64](clang64.png){: style="max-width:25px" } | **CLANG64** | `/clang64` | llvm | x86_64 | ucrt | libc++ |
| ![clangarm64](clangarm64.png){: style="max-width:25px" } | **CLANGARM64** | `/clangarm64` | llvm | aarch64 | ucrt | libc++ |
| ![mingw64](mingw64.png){: style="max-width:25px" } | **MINGW64** | `/mingw64` | gcc | x86_64 | msvcrt | libstdc++ |

=== "Legacy Environments"

| | Name | Prefix | Toolchain | Architecture | C Library | C++ Library |
|----------------------------------------------------------|----------------|---------------|-----------|--------------|-----------|-------------|
| ![clang32](clang32.png){: style="max-width:25px" } | **CLANG32** | `/clang32` | llvm | i686 | ucrt | libc++ |
| ![mingw32](mingw32.png){: style="max-width:25px" } | **MINGW32** | `/mingw32` | gcc | i686 | msvcrt | libstdc++ |
| ![mingw64](mingw64.png){: style="max-width:25px" } | **MINGW64** | `/mingw64` | gcc | x86_64 | msvcrt | libstdc++ |

The active environment is selected via the `MSYSTEM` environment variable.
Setting `MSYSTEM` to `UCRT64` and starting a login shell will put you in that
Expand Down Expand Up @@ -96,6 +96,8 @@ code was compiled with MSVC.

## Changelog

**2026-03-15**: Deprecating the MINGW64 environment. See [NEWS](../news.md#2026-03-15-soft-deprecating-the-mingw64-environment) for more information.

**2024-12-18:** Removed CLANG32 environment.

**2023-12-13:** Start of phase out for 32-bit environments, MINGW32 and CLANG32. See [NEWS](../news.md#2023-12-13-starting-to-drop-some-32-bit-packages) for more information.
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9 changes: 9 additions & 0 deletions web/news.md
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Expand Up @@ -5,6 +5,15 @@ summary: Important events happening.

This page lists important changes or issues affecting MSYS2 users. You can [:material-rss: subscribe via RSS](../news.xml). We also post them to [Mastodon](https://fosstodon.org/@msys2org) / [Bluesky](https://bsky.app/profile/msys2org.bsky.social), including some not-so-important things :)

### 2026-03-15 - Deprecating the MINGW64 Environment

As support for Windows 8.1 has been dropped, there is no longer a need for
non-UCRT environments such as MINGW64. Consequently, we are beginning to phase
out the MINGW64 environment. To start, no new packages will be added to this
environment, and existing leaf packages may be removed if issues arise. If you
are currently relying on the MINGW64 environment, please consider switching to
UCRT64 or CLANG64 instead.

### 2026-02-28 - Native Git Now Available in MSYS2

We are pleased to announce that MSYS2 now includes a [native MinGW build of
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