3D first-person shooter game

sauerbraten

3D first-person shooter game

Sauerbraten is a networked 3D first-person shooter game. It supports modern graphic effects and conveys a sense of fast-paced oldschool gameplay.
cool game where you pop out the bubbles!

frozen-bubble

cool game where you pop out the bubbles!

Frozen-Bubble is a clone of the popular "Puzzle Bobble" game, in which you attempt to shoot bubbles into groups of the same color to cause them to pop.
Free Lemmings(TM) clone

pingus

Free Lemmings(TM) clone

Pingus is a free clone of the popular Lemmings game.
Z-Buffer Maker

sludge-devkit

Development tools for creating SLUDGE adventure games

SLUDGE is an open source adventure game engine. It combines a scripting language with IDE tools.
KPatience is a collection of solitaire card games, including Klondike,	etc.

kpat

solitaire card games

KPatience is a collection of fourteen solitaire card games, including Klondike, Spider, and FreeCell.
3D chess game

dreamchess

3D chess game

DreamChess features 3D OpenGL graphics and provides various chess board sets, ranging from classic wooden to flat.