Easy to use Python library for creating 2D arcade games
Free software for making Flow chart, Mind map, Gantt chart, Whiteboard
show and edit eulumdat files
A simple, lightweight physics engine written in CoffeeScript
Cress is a comprehensive toolset for graphical service/workflow design
A graphical Finite State Machine (FSM) designer.
JS implementation of Fortune's algorithm to compute Voronoi cells
Free drawing software for Windows, Mac OS X, and Linux