Hello, gfortran is certainly an option, I use an installation from equation.com, but there are other possibilities as well. The best solution does depend a bit on your actual requirements. Regards, Arjen Op di 22 aug 2023 om 15:06 schreef Mamadou Diop via Fortran < fortran@gcc.gnu.org>: > I am a retired scientist and have some fortan programs and looking for an > open source fortran compiler. > Regards ? > > Mamadou Diop > > Envoyé à partir de Courrier > pour Windows > >