MakePAK is a command-line tool for creating Quake .PAK files. It is supposed to be paired with PhysicsFS, which can read Quake .PAK archives. It follows the GNU standards, providing a portable, consistent, and complete utility.
smc-get is a level package manager for Secret Maryo Chronicles. It is designed to be similar to apt-get.
A high performance, scalable database modeled after Bigtable.
A fast C++ matrix library with an API similar to Matlab's.