STM32 core support for Arduino
PTP IEEE 1588 stack for Linux
A portable, multi-platform, command-line driven graphing utility
Calc: arbitrary precision C-like arithmetic & calculator
32/64 bit multi-platform Ethernet S7 PLC communication suite
Components for IEC61375 standardised communication
An advanced network simulator to design and configure virtual networks
A cross-platform statistical package for econometric analysis
Open Source Solid Modeling CAD
Schematic circuit editor for VLSI and Mixed mode circuit simulation.
Computer Algebra System written in Common Lisp
Agena is an interpreted procedural programming language.
The classic RPL programming language reimplemented and reimagined.
A planetarium software that shows a 3D simulation of the night sky
EPICS device support for CAN Bus
Linux GPIB Driver package (source)