Composable transformations of Python+NumPy programs
2D & 3D TeX-Aware Vector Graphics Language
Model Railway CAD program
JaxoDraw: Feynman Diagrams made easy!
2D CAD software
Simple and intuitive 2D vector drawing for electronics and not only.
Former project page
A graphical Finite State Machine (FSM) designer.
dedalo is a 2d cad drawing software written in python3.
automata editor
Open Source CAD