Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things
The non-profit foundation dedicated to bringing free content to the world, operating Wikipedia and other websites.
XWiki offers a generic web platform for developing collaborative applications using the wiki paradigm, allowing customization through a vast collection of extensions.
Powerful, modern, open source group chat, complete with apps for every major platform.
coala provides a unified interface for linting and fixing code with a single configuration file, regardless of the programming languages used.Plugins may by native Python or wrap external linters.