Windows Open Source

Windows Subsystem for Linux WSL is now Open Source. The code that powers WSL is available at GitHub microsoftWSL Releases. Learn what this means, how to download WSL, build from source code, and overview of WSL components, and more. Component overview. WSL is made of a set of distribution components.

Open Source Windows is a simple list of the best free and open source software for Windows. We aren't trying to be a comprehensive listing of every open-source Windows application, instead we want to showcase the best, most important, and easiest to use. This page should be a handy reference and a useful tool for getting more people to start

Open source projects and samples from Microsoft. Microsoft has 6910 repositories available. Follow their code on GitHub. The new Windows Terminal and the original Windows console host, all in the same place! C 98.6k 8.6k semantic-kernel semantic-kernel Public. Integrate cutting-edge LLM technology quickly and easily into your apps

ReactOS is a free, open-source operating system that aims to run Windows applications and drivers in a trustworthy environment. Learn about its latest news, development, features, downloads, and how to get involved.

Moonlight - Open-source GameStream client for Windows, Mac, Linux, and Steam Link. Parsec - High-performance remote desktop solution with 4k streaming at 60fps and low latency. RealVNC - Secure remote access for desktop and mobile devices. RoyalTSX - Remote access tool for IT professionals, supporting multiple protocols.

Does Windows cost too much? Here are several free alternative operating systems. Linux is just the beginning!

KeePass Password Safe is a free, open source, lightweight, and easy-to-use password manager for Windows, Linux and Mac OS X, with ports for Android, iPhoneiPad and other mobile devices. With so many passwords to remember and the need to vary passwords to protect your valuable data, it's nice to have KeePass to manage your passwords in a

ReactOS 0.4.14 running the Firefox web browser. ReactOS is a free and open-source operating system for i586amd64 personal computers that is intended to be binary-compatible with computer programs and device drivers developed for Windows Server 2003 and later versions of Microsoft Windows. 7 8 ReactOS has been noted as a potential open-source drop-in replacement for Windows 9 10 11

The Open Source Initiative is proud to stand with the quotEnd of 10quot campaigna community-driven effort to turn the looming end of Windows 10 support into an opportunity for freedom, sustainability, and digital empowerment. On October 14, 2025, Microsoft will officially end support for Windows 10.

Explore the best open-source apps for Windows 11 in various categories, such as media players, screenshot tools, live wallpapers, and more. Learn how to use these free and cross-platform programs that are well-designed and support Windows 11 features.