Matlab toolbox for Geometry Processing
MathMod is a mathematical modeling software
Surface Explorer 3D plots mathematical surfaces in 3D.
Quaternion Viewer and Converter
Calculates Volume, Surface Area & Centroid of a Closed Triangular Mesh
C++ math library developed primarily for games focused on simplicity
Functy is a 3D graph drawing package that generates immediate results.
Plot Excel data as photo-realistic 3D LEGO® models
C++ collection mostly for image processing