A free C, C++ and Fortran IDE
Google's data interchange format
A lexical analyzer generator that makes the class source code.
ALFOUR Programming language. Simple, safe, power, multi-platform.
Simple ⇒ Object-Oriented ⇒ Functional
OpenM++: open source microsimulation platform
Electronic design and programming tools suite like Eagle, MpLab
Automated software application for constructing and building projects.
Open Source PLC based on the arduino platform