Electronics calculations in GNU Octave
Best in class SoC Integration Platform, IP-XACT, Verilog VHDL, UPF
Smart GUI/Commandline tools to create IP-XACT( 2009/2014) files
Real Time Electronic Circuit Simulator.
BACnet stack for Rabbit 4000/5000/6000
Arduino core for ATtiny 1634, 828, x313, x4, x41, x5, x61, x7 and x8
DIY Arduino Boards for IO using port expanders and I2C
A Windows app to control Arduino devices via serial port or ethernet
Android app for MXQ TVbox to control an Arduino board via USB from PHP
Utility for programming an AT89S52 via a parallel port.
Home made clima control for short expenses. PIC18F4455 based hardware.
ModBus for Mobile Platforms
LCD TextUserInterface Toolkit with edit widgets on alphanumeric LCD