A circuit simulator with graphical user interface (GUI)
A Cross Platform and Open Source Electronics Design Automation Suite
Program for molecular graphics
Community driven PCB Layout and Schematic capture software
DIY Arduino Boards for IO using port expanders and I2C
Caneda (Circuits and Networks EDA) is an open source EDA software.
An HDL alternative to PCB graphical schematic capture tools.
Simulation of historical and contemporary launch vehicles
Electronics Design Software