Refined GitHub - Browser extension that makes GitHub cleaner & more powerful
Mir - The purpose of Mir is to enable the development of user interfaces shells.
Octoview - The missing preview feature for GitHub
Wayland - Wayland is intended as a simpler replacement for X, easier to develop and maintain.
Dyllo - A clean and simple way to view a Github user's information
XQuartz - The XQuartz project is an open-source effort to develop a version of the X.