The Computational Geometry Algorithms Library
LibrePLM integrates CAD editors in Odoo / LibrERP
Open source finite element software for multiphysical problems
GPL software which renders realistic skies in real time
Graphical User Interface Toolkit for Python with minimal dependencies
Qt based GUI classes for the VXL Computer Vision Libraries
Data Analysis, Simulations and Visualization on the Sphere
General Mission Analysis Tool
... the open-source glide computer
Industry standard communication with compliant image generators.
Gerber to PDF converter
Data Visualization and Analysis
You can message and share files inside your intranet without a server.
Crystallographic software for displaying voxel maps - electron density
Geodetic VLBI data analysis software.
Interactive landscape rendering based on a virtual globe.
Numerical and Symbolic Math Tool
MathMod is a mathematical modeling software
Free and Open Source Technical Analysis Charting Software
Calculator++
Support for legacy OpenGL in core profiles