MSYS2
v2026-09-27 installerOpen sourceReleased 27 Sept 2026
GCC, Clang and Unix tools for Windows, managed with pacman. By MSYS2 project
- Windows
By the ToolsBharat teamUpdated 27 Sept 2026How we check
Quick answer
MSYS2 is open source software for Windows from MSYS2 project. GCC, Clang and Unix tools for Windows, managed with pacman. Download it only from msys2.org. The latest version we track is 2026-09-27 installer (27 Sept 2026). The developer publishes a SHA-256 hash for the installer, shown on our download page. ToolsBharat links straight to the publisher's own download page, with no bundled offers.
- Latest version:
- 2026-09-27 installer (27 Sept 2026)
- Publisher:
- MSYS2 project
- Official site:
- msys2.org
- Licence:
- Open source — BSD-3-Clause (installer); packages under their own licences
- Requirements:
- Windows 10 (1809) or later
Our verdict
The recommended way to get a current GCC/G++ compiler on Windows, for example to compile C/C++ from VS Code. Its pacman package manager keeps compilers and libraries up to date. The installer has SHA-256 and signature files on its GitHub release.
Key features
- pacman package manager with thousands of packages
- UCRT64, CLANG64 and other environments
- Separate ARM64 installer
Pros
- Pro: Up-to-date GCC and Clang
- Pro: Checksum and signature published
Cons
- Con: Several environments can confuse beginners
- Con: Command-line driven
What's new in 2026-09-27 installer
See what changed in 2026-09-27 installer in the official release notes
Version history
Version 2026-09-27 installerLatest
27 Sept 2026 · 85.0 MB- SHA-256
- 416d506c…a6970f0e(published by the developer)
- Source
- Release notes
Requirements
- OS
- Windows 10 (1809) or later
- Architecture
- 64-bit, ARM64
Licence
- Type
- Open source
- Licence
- BSD-3-Clause (installer); packages under their own licences
- Publisher
- msys2.org
Where these facts come from
Checked 30 Oct 2026
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2026-09-27 installer · 85.0 MB