There are 29 repositories under finite-elements topic.
FreeFEM source code
OpenRadioss is a powerful, industry-proven finite element solver for dynamic event analysis
Finite element toolbox for Julia
C++ FEM library | user-friendly | multi-physics | hp-adaptive | HPC
Directory of Fortran codes on GitHub, arranged by topic
2D-Finite Element Analysis with Python
PRISMS-PF: An Open-Source Phase-Field Modeling Framework
Advanced Simulation kit based on Finite Element Method (AsFem)
Efficient computations with symmetric and non-symmetric tensors with support for automatic differentiation.
BriefFiniteElementDotNET (BFE.NET) is a library for linear-static Finite Element Method (FEM) analysis of solids and structures in .NET
Finite Element tools in Julia
A repository of ABAQUS FORTRAN subroutines
FreeFEM user documentation
DFT-FE: Real-space DFT calculations using Finite Elements