A typical game of nibbles.

gnome-nibbles

snake game, up to four players

This is a GNOME port of the popular “Snake” game.
classic snake game on the terminal

nsnake

classic snake game on the terminal

nsnake is a clone of the snake game found on old cellphones. It is played on the command-line with textual interface, thanks to ncurses.
Number logic game

picmi

Number logic game

Picmi is a number logic game in which cells in a grid have to be colored or left blank according to numbers given at the side of the grid to reveal a hidden picture.
3D racing game with ponies

pink-pony

3D racing game with ponies

Pink Pony is a Tron­-like multiplayer racing­ game. You control little ponies that leave a trail of flowers everywhere they step. You have to evade these trails and force other ponies into them. The last pony standing wins the game.
map editor for the classic DOOM games

eureka

map editor for the classic DOOM games

Eureka is a cross-platform map editor for the classic DOOM games. It started as a fork of the Yadex editor attempting to make it use the FLTK GUI toolkit and implement multiple Undo / Redo.
Programming a bot to recharge batteries

colobot

educational programming strategy game

Colobot (Colonize with Bots) is an educational game aiming to teach programming through entertainment. You are playing as an astronaut on a journey with robot helpers to find a planet for colonization. It features 3D real-time graphics and a C++ and Java-like, object-oriented language, CBOT, which can be used to program the robots available in the game.