.F2K File Extension
File TypeFortran Source Code File
What is an F2K file?
An F2K file is a source code file written in the Fortran programming language. The file may be a program module or an entire program and can be compiled to generate an .EXE file. It is similar to the .F90 and .F95 free format files.
Fortran is a numerical and scientific computing programming language. It was originally developed in the 1950s by IBM and has birthed successive versions such as FORTRAN 77, Fortran 90, Fortran 95, Fortran 2003, and Fortran 2008.