| ZXLIB An object-orientated C++ library for writing 2D games of the sort which used to abound on the ZX Spectrum and its contemporaries. ZXLIB is based on SDL. | |
| zstar An extensible, distributed system for game development, consisting of an abstract game client, and a game server to which players connect to play games against other players or alone. | |
| Ziron Multimedia Links to articles, source code, and tutorials. | |
| Zingtech Computer Solutions Development site with tutorials, an introduction to DirectX and a game idea center. Also Allegro game programming library sections. Books. Links. | |
| Yves Debilloez Chess, computer chess, programming, algorithms, AI, and connect 4. Free download of source code and games. | |
| Xtreme Games Free tools and source code and an offer to sign up new developers for joint ventures for a general pooling of resources. | |
| XDev.ru Games development articles and tutorials. Game industry news. | |
| World Foundry A 3D level game engine. Originally a commercial product, now released under the GPL. Designed from the beginning to be cross-platform, runs on windows, working on linux port. | |
| Westberg, Niklas Archive of author's OpenGL demos and games. Lip sync thesis and demo. | |
| Wei, Wang Chen Introduction. JavaScript games downloads. Author's Windows and DOS programs. Music composed by author. | |
| Web Game Builder Free resource for anyone wishing to write online games. Offering tutorials, forums and linking to member games. | |
| Wagner, Max Projects, demos, source code, and tutorials demonstrating techniques and algorithms used in real-time physics-based games and simulations. Polemic, perspectives, links, and an all around good time for those seeking enlightment through code. | |
| VgaGames A free library for programming vga games (320x200 pixels with 256 colors) for Linux and FreeBSD in C. [Open source, GPL] | |
| Truevision3D A 3D Engine, Media Engine and Net Engine for 3D game and application development using any major programming language. | |
| Toymaker Aimed mainly at the new games programmer. It contains notes and answers to common questions with examples in C++ and DirectX. Resources. T2, a free terrain texture generation tool. | |
| Touchdown Entertainment Tool set for developing 3D applications for the PC, Sony PlayStation 2 and Microsoft Xbox. | |
| Titan A C++ based library to load/save game-related file formats, such as graphics, sound and 3d meshes. | |
| Thunderstrike Games Several free games made with Allegro and DJGPP. Full source code available for various games. | |
| The Yake Engine A small, flexible, cross-platform game engine / application framework multi licensed under the LGPL and custom licenses. | |