FlightGear Flight Simulator: free open-source multiplatform flight sim
PC based Oscilloscope and Spectrum analyzer using sound card
32/64 bit multi-platform Ethernet S7 PLC communication suite
The classic RPL programming language reimplemented and reimagined.
MediaCenter-like Fullscreen User Interface for VLC
On-screen virtual keyboard
Modbus slave simulator
Powerful search library, best suited for computer-aided translation
Open Source Marine Chart Plotting Program
instrument control, data acquisition display and analysis
Supports NxT, Asuro, Arduino-Bot and many more. With simulator.
Circuit simulators like SPICE for low memory computers
Land survey field crew data management for .RAW and .JOB file types.
Multithreaded N-Point Gravity Simulation for PC and Android
Control your computer with an IR remote
ROS node to control LEGO MINDSTORMS EV3
Measures analog DC signals with the PC soundcard.
Home made clima control for short expenses. PIC18F4455 based hardware.