FEATool Multiphysics is an easy-to-use FEA and CFD Simulation Toolbox
CFDTool - Easy to Use Computational Fluid Dynamics (CFD) Toolbox
a Small (Matlab/Octave) Toolbox for Kriging
Weld Optimization for Automatic Welding
ReViSP, a 3D volume rendering MATLAB tool for multicellular spheroids
NURBS-based elastic and limit analysis of masonry arches in MATLAB
Open source 3D Matlab Isogeometric Analysis Code
Analysis of undersea fish videos