FlightGear Flight Simulator: free open-source multiplatform flight sim
Realtime raytracer using SIMD on ARM, MIPS, PPC and x86
LDraw™ editor for LEGO® style digital building instructions.
Cross Platform Professional Procedural Terrain Generation & Texturing
Vivid is a modern C++ 3D engine using OpenGL4+
Vivid Engine 2 is an open source 3D Engine coded using C# and C++.
Sorry this project is no longer being supported