54321 is five games in four, three, or two dimensions for one player. 54321 takes five classic two-dimensional puzzle games and extends them into three and four dimensions. 54321 was created for the 1mb SDL Game Programming Contest sponsored by Linux Journal, Loki Software, and No Starch Press.
A220 Mission 1 is an arcade game written as a Java Midlet for cellphones. It lets you fly through mountains and cave systems, eliminating multiple enemies before finally destroying the Pirate Base. You pick up weapons, shields, and fuel powerups along the way. There are multiple levels, terrains, and enemies.
Acrony is an online multiplayer word game that you can play either through your browser (any OS with Shockwave) or a Windows/Wine executable. The game consists of making the most entertaining phrase that matches a provided acronym, and then voting on who did the best job of it. An example for “F.B.A.” might be “Free Beer Anyone?” Integrated features include chat, a forum, user stats, and more.
Allegro is a multi-platform game library for C/C++ developers that provides many functions for graphics, sounds, player input (keyboard, mouse, and joystick), and timers. It also provides fixed and floating point mathematical functions, 3D functions, file management functions, compressed datafile, and a GUI.
The Automagical Sudoku Solver attempts to solve Sudoku puzzles for you using various techniques. Although it has come a long way, there are still some tough puzzles that it can't solve. Puzzles are entered in the text file provided, and "ass < foo" will solve your puzzle in a pinch.