a parametric 3D CAD modeler
3D fractal rendering software
Program for manipulating with mind maps
pgf/TikZ diagram editor
Editor for configuring the open source navigation program Navit
Functy is a 3D graph drawing package that generates immediate results.
Development has moved to github
simple 3d scene viewer for windows/linux/android
Ultra-simple and fast zipped JPEG viewer released under GPL
Windows flexible and powerful screen grabber tool.
Crossplatform stack calculator with very fast usage.
Cuts 3D objects from polystyrene foam (EPS/XPS)