Lots of people talk about open source. Talk is cheap. We code.

Sign up to get e-mails on CrossOver releases!


Open new revenue streams by porting your Windows® app or game to MacOS, Linux or ChromeOS

See Your Options


Keep your favorite Windows Apps running in MacOS, Linux, Chrome & Android tablets

Try Now Buy Now

Check App Compatibility


Expertly crafted custom coding solutions from our team of professional nerds

Get Started

We're happy when people support open source, but code doesn’t write itself. Talk is cheap. We code.

The Wine Project

Nobody contributes more patches to Wine than CodeWeavers. We also contribute patches to the Proton project among others - with most of our code released for use by the open source community


software patches contributed to the WINE project to date

View Changelog

Get Source Code


active and former employees who have dedicated a large part (or all) of their time to supporting and developing projects that contribute to open source (up stream patches)


development hours donated to open source projects - made available to the open source community to use and benefit from


CodeWeavers is one of the main sponsors of WineConf

Learn About WineConf

View All Posts
  • Level up with CrossOver 23

    CrossOver 23 is chock-full of features to level up your experience running Windows games and applications on macOS, Linux and ChromeOS. Read on to learn all about what CrossOver 23 has to offer, and use the deal code LEVELUP23 to save 23%…

CodeWeavers or its third-party tools process personal data (e.g. browsing data or IP addresses) and use cookies or other identifiers, which are necessary for its functioning and required to achieve the purposes illustrated in our Privacy Policy. You accept the use of cookies or other identifiers by clicking the Acknowledge button.
Please Wait...