Composable transformations of Python+NumPy programs
2D & 3D TeX-Aware Vector Graphics Language
Inkscape plugin for generating the fibonacci pattern
A graphical Finite State Machine (FSM) designer.
Free drawing software for Windows, Mac OS X, and Linux
Not your usual Architectural Modeler
Inkscape extension to add and edit GNUplot graphs
A tool written in Python to draw Splines in MAXONs Cinema 4D
The X3DV Module Suite is a free set of Netbeans modules to code in X3D