Computational geometry and spatial indexing on the sphere
Matlab toolbox for Geometry Processing
The Computational Geometry Algorithms Library
A comprehensive open source computer algebra system for computations
CADAM is the open source text-to-CAD web application
A computer algebra system written in pure Python
Physics Simulation Made Easy" (Fully Integrated FEA, FEniCS
Transform your favorite cities into beautiful, minimalist designs
An Infinitely Large Napkin
a parametric 3D CAD modeler
Radiation Spectrum Method : a modal BPM (Beam Propagation Method)
A math-inspired CAD program in haskell. CSG, bevels, and shells
Open Source Solid Modeling CAD
An open source Java geometry library with a focus on 2D/3D space.
Free Animal Tracking Software
svg editor: Easily create documents for math, physics, chemistry...
Simple Road Design and Earthworks
CFDTool - Easy to Use Computational Fluid Dynamics (CFD) Toolbox
Precision Trigonometry: Advanced Calculator for Complex Math
Library of solvers for work in Science, Engineering & Education
Little spatial viewer for geometries like SDO geometries, WKT and EWKT
Geocomputation with R: an open source book