17
Valve
617
Commercial
Day of Defeat: Source is a team-based multiplayer first-person shooter game.
3
FreeGamesWay.com
26
Freeware
You are a dragon. Main aim is to fly as far as the main source and demolish it!
Team GoldenEye: Source
14
Freeware
GoldenEye: Source is a total conversion modification of Half-Life 2.
2
Benjamin Marty
52
Open source
A comprehensive open-source tool to create your own 2-D animated games.
118
Dev-Fire
9,945
Open source
Game Downloader is a tool that helps you download free games.
77
MyPlayCity.com
46
Renju World is a fresh replica of the old popular TicTacToe game!
Simone Tobia
2
Open source
TicTacToe From Hell is a nice and easy to play game.
I. De Marchi
255
Freeware
WPieces is an open source game based on the Chinese game called Tangram.
Neural Networks Research Group
4
Freeware
Open source game platform designed for game AI research.
1
Miguel Escudero Gestal
11
Open source
Tubularix is an open source game based on the classic puzzle game Tetris.
Open Game Panel
33
Open source
Open Game Panel is an open-source web based Game server control panel.
9
USDX Team
3,699
Freeware
UltraStar Deluxe is an open-source karaoke game for your PC.
6
The DreamChess Project
1,066
Freeware
DreamChess 0.2.0 is a multi-platform open source chess game.
3
RPGToolkit Development System
15
Open source
An open-source suite of tools in which you can develop your own game.