xcowsay displays a cute cow and message on your desktop. Inspired by the
original cowsay.
NP-complete - a pack of user-submitted levels for Numpty Physics
From the nonsense README:
Nonsense generates random (and sometimes humorous) text from datafiles and
templates using a very simple, recursive grammar. It's like having a million
monkeys sitting in front of a million typewriters, without having to feed or
clean up after them. From fake Slashdot headlines to absurd college courses to
buzzword bingo cards, Nonsense is a good way to waste time.
OpenJazz, is a free, open-source re-implementation of
the classic Jazz Jackrabbit(tm) game engine.
OpenOMF is a Open Source remake of "One Must Fall 2097" by Diversions
Entertainment.
From the homepage: The world of Darwinia is a virtual themepark,
running entirely inside a computer network and populated by a
sentient evolving life form called the Darwinians. Unfortunately
Darwinia has been overrun by a computer virus which has multiplied
out of control. Your task is to destroy the Viral Infection and
save the Darwinians from extinction.
Kapman is a clone of the well known game Pac-Man.
You must run through the maze to eat all pills without being captured
by a ghost. By eating an energizer, Kapman gets the ability to eat
ghosts for a few seconds. When a stage is cleared of pills and
energizer the player is taken to the next stage with slightly
increased game speed.
Pang Zero is a clone of Super Pang, a fast-paced action game that involves
popping balloons with a harpoon. The intention of our effort is to create
a fun, open-source game that many (currently up to 6) people can play
together.
Pongix is a free game based on the classical pong game with support for
net game.
Peng-Pong is a cross-platform pong game written in SDL