Xonotic and its predecessor Nexuiz are also 100% free and open source (git.xonotic.org). Even the media like models and sounds are also released with source lin

Xonotic and its predecessor Nexuiz are also 100% free and open source (git.xonotic.org). Even the media like models and sounds are also released with source links, which considerably different from what Warsow is doing. Disclosure: I'm on the Xonotic core team :)