A GUI library for designing gauges, meters, oscilloscopes, plotters
Program for manipulating with mind maps
pgf/TikZ diagram editor
Editor for configuring the open source navigation program Navit
Multi-platform game engine similar to old Megaman with a stage editor
Development has moved to github
SWF editor with support for action script.
Cuts 3D objects from polystyrene foam (EPS/XPS)