Schematic circuit editor for VLSI and Mixed mode circuit simulation.
IEC 60870-5-101 Source code Library Stack - Windows c, c++, c# .net
IEC 104 Source code Library for Linux c c++ posix arm
DNP3 Protocol Source code Library for Linux x86 x64 ARM PowerPC
DNP3 Source code Library for Windows and simulator
A canvas library for generating technical drawings
Free Video Projector/Monitor Calibration Software
Electronic design and programming tools suite like Eagle, MpLab
Smart utility for create PDF documents from command line.