The Component Library Sorcerer
Smart GUI/Commandline tools to create IP-XACT( 2009/2014) files
JQM - Java Quine McCluskey for minimization of Boolean functions.
Convert any image to gerber and drill files
Integrated Development Environment (IDE) for learning HDL
Penthode simulates, draw and plot electrical power distributions
This is a very powerful Schematic and PCB layout tool for Engineer
FFT co-processor in Verilog based on the KISS FFT
An HDL alternative to PCB graphical schematic capture tools.
Visually build and simulate boolean logic circuits