Linux kernel source tree

Display and control your Android device

tmux source code

How to Make a Computer Operating System in C++

A tiling window manager for X11

Free (libre) font editor for Windows, Mac OS X and GNU+Linux

Redshift adjusts the color temperature of your screen according to your surroundings. This may help your eyes hurt less if you are working in front of the screen at night.

Small, fast and powerful console music player for Unix-like operating systems.

Linux application sandboxing and distribution framework

JavaScript port of Vim

GnuCash Double-Entry Accounting Program.

Bumblebee daemon and client rewritten in C

i7z tool

Nexus 6 leanKernel

GC Native Android

Matr1x kernel source for Nexus S/Nexus S 4G - JB