A circuit simulator with graphical user interface (GUI)
General Mission Analysis Tool
Library to control radio transceivers and receivers
A free GNU/GPL educational digital photogrammetric workstation
TimingEditor is a tool to graphically draw and edit timing diagrams.
Android, UIQ 3.0, Series 60 Edition 5 open-source software
MathMod is a mathematical modeling software
Software tools for processing taxonomic descriptions in DELTA format