Revolution3D-Engine
- 3D game engine. It uses DX9, and has 3D, 2D, Mouse, Joystick, Keyboard support.
- http://www.revolution3d.net

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.
- http://tenetti.org/cgi-bin/twiki/view.cgi/WorldFoundry/WebHome

3D GameStudio
- Create 2D and 3D games using a visual interface and a JavaScript style programming language. Latest versions includes support for pixel and vertex shaders, physics and high-quality rendering.
- http://www.conitec.net/english/gstudio/

Obsidian
- An open source 3D virtual world for Linux and OpenGL.
- http://old.zog.net.au/computers/obsidian/

Java Monkey Engine
- A 3D game engine written in and for Java. Many features including collisions, particle systems, shaders, terrain system, renderer abstraction.
- http://www.jmonkeyengine.com

Antiryad Gx
- Cross platform 3d engine with embeded Basic language (Gel Basic) compiler. [Freeware]
- http://www.arkham-development.com/

Diesel Engine
- An OpenGL Quake3 Arena Map Viewer, written in c++. It supports a variety of features including volumetric fog, portals/mirrors, items, basic entities, skyboxes/cloudlayers, videotextures and multitexturing for up to 6 texture units. [Open source, GPL]
- http://diesel.n5home.net/

3DzzD
- A Web 3D engine using Java 1.1 technologie.
- http://dzzd.net/

QuakeForge
- A 3D graphics game engine based on id Software's legendary Quake and QuakeWorld game engine.
- http://www.quakeforge.net/

G3D
- A C++ 3D graphics library for game developers, researchers, and students. [Open source, BSD License]
- http://g3d-cpp.sourceforge.net/

Sylphis 3D
- A 3d game engine, that supports per pixel lighting and shadows along with realistic physics.
- http://devnet.sylphis3d.com

Developing UTF & DGL Technology Presentation
- Project description and goals, the objective is to build a game engine, that makes easy to program any kind of 3D game, on Visual C++ and OpenGL.
- http://drg.com.sapo.pt/dgraph/index.html

Power Render 3D Engine
- Powerful 3D engine that combines indoor BSP and outdoor terrain levels. Includes Windows based tools and editors using DirectX 8's latest features. [Commercial, w/ demo]
- http://www.powerrender.com/

Serenity Engine
- A suite of libraries and tools that provide solution for multi-platform game development on consoles and PC. Supports most major 3D packages.
- http://www.hemiware.com/

Desgraff
- Tutorials on OpenGL and 3D Studio Max, links to games programming resources, home site of the Decoy3d Engine.
- http://www.desgraff.com/

Ben Woodhead
- An open source 3d game development resource containing 3D engine source code and documentation.
- http://www.benwoodhead.com

Superfluxus Media
- A 3D audio tool, used to arrange sound spatially allowing new ways of audio programming. It is mainly based on Direct3d Sound and the EAX technology of Creative. Extra feature: space morphing.
- http://www.superfluxus.de/

Excession Software.com
- OpenGL based 3D wargame construction kit
- http://www.peter.co.nz/

Truevision3D
- A 3D Engine, Media Engine and Net Engine for 3D game and application development using any major programming language.
- http://www.truevision3d.com/

Opale.Soya
- High-level, object-oriented 3D engine designed for 3D games in Java. Uses GL4Java to access native OpenGL. [Open Source, LGPL]
- http://savannah.nongnu.org/projects/opalesoya/

Touchdown Entertainment
- Tool set for developing 3D applications for the PC, Sony PlayStation 2 and Microsoft Xbox.
- http://www.touchdownentertainment.com/

Golgotha Forever
- the game, and I4, the game SDK.
- http://golgotha.sourceforge.net/

Programming Multimedia and 3D in Realtime
- SouthGreece - the OpenGL Trender implementation; Trender SDL - a software-only realtime renderer of 3D Studio files; Earth - a Linux renderer that uses Voodoo cards to show a simple model of the earth and the sun; 3DEnvMap - a Real-time 3D Renderer with
- http://www.softlab.ece.ntua.gr/~ttsiod/

3D Graphics Math
- A mathematical overview of computer graphics starting with model space and advancing down the graphics pipeline through world space, all the way to device space.
- http://cs.fit.edu/~wds/classes/graphics/

sbdev
- A series of tutorials on raycasting and 3D Programming without a 3D API.
- http://www.sbdev.pwp.blueyonder.co.uk/

Subshock HQ
- The headquarters of the Subshock 3D Games programming group.
- http://www.tekscode.com/

Chris Hecker/Texture Mapping
- Perspective Texture Mapping by Chris Hecker
- http://www.gamers.org/dEngine/quake/papers/checker_texmap.html

Amp II
- A 3D Game Design System that provides fast scene rendering with per pixel lighting, bump mapping, specular highlighting and stencil shadowing used to create stunning real time graphics.
- http://www.4drulers.com/amp.html

Havok
- Software development kit for PC, PS2, and Mac.
- http://www.havok.com/

3D Graphic Engines List
- A comprehensive list of free and commercial graphics engines
- http://cg.cs.tu-berlin.de/~ki/engines.html

3D Rad
- A programmable, user-friendly, 3D real-time engine which allows you to build interactive 3D worlds by simply placing animated and intelligent 3D objects into a virtual scenery.
- http://www.3drad.com/