Panorama photo stitcher
Powerful desktop publishing software
Swiss army knife of image processing
A premier mind-mapping software written in Java
FlightGear Flight Simulator: free open-source multiplatform flight sim
An award-winning drawing program for children of all ages
a parametric 3D CAD modeler
3D Engine c++
2D & 3D TeX-Aware Vector Graphics Language
An interactive viewer for three-dimensional chemical structures.
Open Source Solid Modeling CAD
Display, convert, and edit raster image and vector image files