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MSYS2

MSYS2 is a collection of tools and libraries providing an easy-to-use environment for building, installing, and running native Windows software. It includes a command line terminal, bash, version control systems, build systems, and up-to-date native builds for GCC, mingw-w64, CPython, CMake, Meson, OpenSSL, FFmpeg, Rust, Ruby, and more.
Latest: 20260322
Last checked: Jun 9, 2026 12:10am
Rank: 1140/15140
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Overview

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License: BSD-3-ClauseInstaller: exeWinget: Available

Version & Lifecycle

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Current: 20260322 N-2: 20250830 Predicted EOL: 2025-06-22 Avg cadence: Every 62 days

Top Contributors

Top sitewide contributors:

  1. Anbarasan
  2. nico_k
  3. Bob
  4. Vigneshwaran

Community Notes

Command-line note • March 9, 2026
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MSYS2 – Command-line note

Use the MSYS2 self-extracting installer for silent deployment with .msys2-base-x86_64-latest.sfx.exe -y -oC:msys64, which suppresses the UI and extracts to the specified path (adjust as needed for enterprise standards like short ASCII paths on NTFS). After extraction, launch a login shell once from C:msys64msys2.exe to initialize the environment, then use pacman -Syu in scripts for updates and package management at scale. This approach ensures a functionally equivalent installation to the GUI without interactive prompts.

Command-line note • January 26, 2026
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MSYS2 – Command-line note

Use the MSYS2 GUI installer for silent enterprise deployment with the CLI command: msys2-x86_64-latest.exe in --confirm-command --accept-messages --root C:/msys64, which suppresses UI prompts and installs to a specified directory without user interaction. Post-install, automate updates and package management using pacman -Syu in a script launched via msys2_shell.cmd -mingw64. This approach ensures consistent, non-interactive setup across systems.

Release Notes & Updates

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Also known as

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MSYS2msys2 MSYS2

Packaging Notes

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Uses pacman package manager similar to Arch Linux; provides native Windows builds for many tools and libraries

Notes

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MSYS2 is based on a modified version of Cygwin but focuses on native Windows software development. Installation defaults to C:\msys64 but can be installed elsewhere without admin rights.