FEMAddOnsFinite Element Method addons for Wolfram Language
lehrfemppSimplistic Finite Element Framework for research and eduction
OpenCascadeLinkOpen source package for OpenCascadeLink, which is bundled with Wolfram Language products as of version 12.1
featool-multiphysicsFEATool - "Physics Simulation Made Easy" (Fully Integrated FEA, FEniCS, OpenFOAM, SU2 Solver GUI & Multi-Physics Simulation Platform)
K3D testsUnit tests for the Finite Element Toolkit Karamba3D
NASTRAN CoFEA finite element code for structural analysis. Written in MATLAB. Uses Nastran input format.
MinimalFempodgorskiy.com/spblog/304/writing-a-fem-solver-in-less-the-180-lines-of-code
SectricsTruss Analysis Software Using The Finite Element Method
nusaA Python library for structural analysis using the finite element method
getfemMirror of GetFEM repository
GXBeam.jlPure Julia Implementation of Geometrically Exact Beam Theory
GIBBONThe Geometry and Image-Based Bioengineering add-On for MATLAB
range3Range Software - Finite Element Analysis
feappvFEAPpv -- free personal version of the FEAP
AsFemA Simple Finite Element Method program (AsFem)