Personal

1. My git repository: https://github.com/apalha

FEM libraries

1. Firedrake: https://www.firedrakeproject.org/
2. Fenics: https://fenicsproject.org/https://fenicsproject.org/
3. Gridap: https://github.com/gridap/Gridap.jl
4. psydac: https://github.com/pyccel/psydac
5. mfem: https://mfem.org/
6. NEK5000: https://nek5000.mcs.anl.gov/

Scientific software libraries

1. PETSc: https://www.mcs.anl.gov/petsc/https://www.mcs.anl.gov/petsc/
2. Trilinos: https://trilinos.github.io/
3. Armadillo: http://arma.sourceforge.net/
4. Eigen: https://eigen.tuxfamily.org/