PyAMS (Python for Analog and Mixed Signals) CAD approach
VHDL Verification and Simulation Tool
Solves symbolic electrical AC circuit equations
A logic gate simulator for linux developed with Gtk and python.
Interactive program to calculate electronic properties in graphene
Calculate electronic properties of graphene-like nanoribbons
GDS visualization and parallelized capacitance extraction
The open source Algorithmic Trading System
Labcoat; the VHDL graphic emulator.