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fiiRay is open-source physically based 3Drenderer that can be used to create photorealistic images. Python script add-on for Blender 2.50 can be used to export scenes for fiiRay. fiiRay is still in development and current version is not stable.
OpenGDK is short for Open Game Development Kit. It's supposed to be a plug-in BASED (it's different from OGRE. OGRE is plug-in friendly), cross-platform, open source, general purpose (2D, 3D, client, server, editor), game development kit.
Interactive aims to be a cutting edge Opensource, community driven MMO Engine for the indie community. Our goal is to provide a service like AAA companies have in Hero Engine and Big World.
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Milton is an open source global illumination rendering framework written in C++, with an emphasis on design, efficiency, robustness, and maintaining a very high quality codebase. It includes several advanced rendering algorithms including MLT.
A virtual world browser based on Linden Labs' Second Life viewer. Modifications include OGRE rendering (supporting inworld 3D meshes) in addition to the original renderer, and a global avatar system.
A physics editor, for physics based games and applications. Physics engine-independant. Renderer independent. See http://www.physicseditor.com . Supports .3ds, .obj, and .mesh (Ogre SDK) file formats and Newton, ODE, and Nvidia PhysX physics engines.
Pixie is a photorealistic renderer that uses a RenderMan-like interface. Features include programmable shading, motion blur, depth of field, raytracing, scan-line rendering, occlusion culling, global illumination, caustics ...
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Seb's RayTracer is a 3Drenderer. It runs on the command line, taking camera, scenery, and output information from an XML file. It is currently a personal project that only runs on Cygwin and Linux.
COLLADA Refinery is a GUI-based application for creating content pipelines for 3D assets using modular components called conditioners. Contact a project admin to become a developer!
A 3Drenderer to synthesise free-viewpoint video. Free-viewpoint video allows 3D view synthesis from multiple video streams providing freedom of viewpoint in video - a Virtualized Reality(tm).
Earth3D is a program to display the earth as a 3D globe (including heightfields) in real-time. One can zoom until cities become visible. It uses huge datasets that are loaded on demand over the internet. It is possible to embed dynamic data into the view
Lumina is a crossplatform IDE for OpenGL GLSL shaders. The flexible ECMA script based language is used for tools and rendering controll. It enables shader based animation, building renderer prototypes for deferred shading, depth peeling or HDR rendering.
NAVIO is a program that allows the user to do a virtual navigation of three dimensional models. It includes four interactive navigation modes: FLY, DRIVE, TRACKBALL & PATH. Plus, it includes a very nifty graphical front-end.
The Free Show is a real time, chat-like, telepathic-like 3D Game Environment consisting primarily of Humour.
You can go to http://www.thefreeshow.eu to read this SDK of a 3D Game/Chat Environment.
SoftRenderer is a simple 3D software renderer. It's been written in C++ and its low-level graphics library is SDL. It's intended to be an introduction to software rendering: http://en.wikipedia.org/wiki/Software_rendering
An object-oriented 3D game engine with many features as: shader driven renderer, scene graph, game object management, resource management, input system. The engine is designed with ease of use and flexibility in mind to support different types of games.
The Hardware Assisted Visibility Sorting (HAVS) algorithm is a GPU-based, direct volume renderer for unstructured grids. The algorithm operates in both object- and images-space and includes a sample-based, dynamic level-of-detail algorithm.