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http://www.g95.org/ - http://www.g95.org/
Ongoing project to create a free, open source Fortran 95 compiler and runtime libraries. Almost all of Fortran 95 is supported. Compiler binaries for Linux, Unix, OS X, and Windows available. |
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GNU Fortran 95 - http://gcc.gnu.org/fortran/
Ongoing project to develop a Fortran 95 compiler front end, as well as runtime libraries, for the GNU Compiler Collection (GCC). |
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http://gcc.gnu.org/projects/gomp/ - http://gcc.gnu.org/projects/gomp/
Project to implement Open MP for the C, C++, and Fortran compilers in GCC. |
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http://www.gnu.org/software/fortran/fortran.html - http://www.gnu.org/software/fortran/fortran.html
Free Fortran 77 compiler using the GCC back-end. |
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GFortranBinaries - GCC Wiki - http://gcc.gnu.org/wiki/GFortranBinaries
Has links to compiler binaries for Gfortran (GNU Fortran) for Windows, MacOS, and GNU/Linux. |