Highly Optimized Graphics Math (glm) for C
Numerical and Symbolic Math Tool
C++ header-only library that simulates GLSL math
Partial Differential Equations, Complex Analysis, Mathematica, Farlow
Surface Explorer 3D plots mathematical surfaces in 3D.
Create, display and process 2D vectors in a 3D window.
Free vector,quaternion,matrix math library
Obsolete: use https://github.com/VMML/vmmlib