Nyquist is a language for sound synthesis and music composition.
BSD licensed ELF toolchain
32/64 bit multi-platform Ethernet S7 PLC communication suite
a parametric 3D CAD modeler
A software construction tool
A graphical text difference analyzer
A free COBOL compiler
Computer Algebra System written in Common Lisp
GUI designer for wxWidgets
Finds vulnerabilities in C/C++ source code
A friendly Forth compiler with a little difference
A free multi-track audio editor and recorder
A library for polyhedral mesh generation
Command line tool for counting source code lines
TFEL/MFront introduces DSLs based on C++ to handle material knowledge
SC is a C based meta/programming language/environment
Viking is a free/open source program to manage GPS data
PC based Oscilloscope and Spectrum analyzer using sound card