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Open Source Solid Modeling CAD1,998 weekly downloads
Video mixer for mixing live and recorded video and audio feeds208 weekly downloads
Earth orbits and coverage display in 3D on your desktop.52 weekly downloads
Ayam is a free 3D modelling environment for the RenderMan interface.194 weekly downloads
surfit is an open source and free gridding and contouring software. surfit can do interpolation/approximation of points, contours and surfaces, can take fault lines and trend surfaces into account, can use inequalities and other conditions. Supports a lo54 weekly downloads
8 Kingdoms is a 3D turn-based fantasy strategic game in which players become kings, build their empires and conquer enemy kingdoms.24 weekly downloads
Realtime 3D game/visualization engine, written in C++, scriptable through Tcl/Tk, Python and Lua. Supports D3D and OpenGL for rendering, runs under Linux and Windows.15 weekly downloads
Pansophica is an intelligent web search agent that presents results in a dynamic and interactive virtual reality. Twist, fly and play the net.2 weekly downloads
din is a software musical instrument and audio synthesizer for GNU/Linux. Use Bezier curves to draw and sculpt waveforms, gating and modulation (FM and AM) patterns and delay feedback and volume patterns. Supports JACK, MIDI, OSC and Tcl scripting.2 weekly downloads
ChemVisio is software which might be useful for educational purposes (non-organic chemistry, crystallography etc.). It might be a good visualization support for all people who need better illustrations than that you could see in books.
Fluent Engine is a cross-platform engine of virtual worlds, standing on the bleeding edge of technology. There are flexible GUI, scripting system, sound support and much more. Fluent Engine use all of the best technology from OpenGL or DirectX.
Lamia or Lamia Engine is the modern generation free distributable and open source game engine for creating computer games for several prevailing software platforms and very maybe hardware platforms either.
It's trying to do something again, but better
Extension for Tcl, which provides a complete new implementation of a graphic system for Tcl similar to Tk but on a new basis with an abstraction layer inserted to be able to use different physical graphic systems like X11, cocoa etc. easily.
A 3D space-based Action/RPG full of strange places and characters, unexpected plot twists and of course lots of explosions