FlightGear Flight Simulator: free open-source multiplatform flight sim
2D & 3D TeX-Aware Vector Graphics Language
An interactive viewer for three-dimensional chemical structures.
Draw vector graphics to scale using a descriptive language
A standalone, portable generic Ada package for decoding images
CIRT - CUDA Interactive Ray Tracer
itom - an Open Source Measurement, Automation and Evaluation Software
Web-based HTML5 Photo Viewer
Easy-OCR solution and Tesseract trainer for GNU/Linux
Tao3D is a programming language for real-time interactive 3D
Create and manage font lists for your projects
3D Charts - Templates for PovRay(TM)
Program for drawing 3D surfaces from parametric equations