Twin Babies

primesieve is a free software program and C++ library that uses a highly optimized implementation of the sieve of Eratosthenes to generate prime numbers and prime k-tuplets (twin primes, prime triplets, ...) in order up to 2^64 maximum. Platforms: Mac

JAG is a 2D arcade and puzzle game which runs on Linux and Windows systems. It is free and open source. How to play The aim of JAG is to break all of the target pieces on each level, and to do this before the time runs out. Keep doing this until you have beaten the last level and won the game.... Platforms: *nix

Petitboot is a graphical bootloader for the PlayStation 3. It's based on the existing kboot project, plus the twin windowing system for the GUI. At present, petitboot is very much a work-in-progress, but works on our test PS3. This project is licensed under the GPL v2. Platforms: *nix