Cross platform (lin/win/mac) geographical information system (GIS)
A CAD application for creating virtual LEGO models
RTAB-Map library and standalone application
Arduino libraries and code
Lightweight translator that allows you to translate and speak text
SCADA HMI for substations, IoT and automation applications
FlightGear Flight Simulator: free open-source multiplatform flight sim
For exploring cellular automata like Conway's Game of Life.
A planetarium software that shows a 3D simulation of the night sky
System dynamics program with additional features for economics
Qt based Veroboard, Perfboard, and PCB layout and routing application
GPS navigation software for Windows Mobile & WinCE devices.
A Qt application for water hammer simulation.
Open Source Solid Modeling CAD
Data Analysis, Simulations and Visualization on the Sphere
T3000 Bacnet Building Automation System, graphical front end for bldgs
Numerical and Symbolic Math Tool
Application for analysing Take-Out files, e.g. from FitBit SmartWatch.
C++ Statistical ToolKit
Astrology calculation, charting, and analysis
RobBX - is a powerfull DIY Arduino constructor based from IQBX
A file format for exchanging computational models in systems biology