Fortran Wiki
Compilers

Free and Open Source Compilers

GFortran - The Fortran compiler from the GNU project. In 2023, GFortran nearly implements all of the Fortran 2008 standard and partially Fortran 2018. It is available on many platforms.
LFortran - Modern interactive LLVM-based Fortran compiler
Flang - Flang is a Fortran compiler targeting LLVM. Supports Fortran 2003 and parts of Fortran 2008 available for Linux [x86_64 and OpenPower]
LLVM Dragonegg - A GCC plugin that replaces GCC’s optimizers and code generators with those from the LLVM project.
Experimental:
- OpenUH - In development. A compiler for Fortran 2008 Coarrays and OpenACC.
F77 Only:
- Open Watcom
- G77
- f2c Compiles f77 to C
- f2j Compiles a subset of f77 to java
- lcc-win32 fortran Windows Fortran 77, not actively developed.
- Open Fortran Compiler Transforms F77 into F90 with non-standard extensions removed.
Discontinued
- G95. Last release: 2013
- AMD x86 Open64 Compiler Suite replaced by AOCC. Last release: 2013

PGI Community Edition - Free edition of the parallelizing compiler from The Portland Group. Supports OpenACC and parts of Fortran 2008. Available for Linux, macOS, and Windows.
Oracle Developer Studio - Compiler suite from Oracle. Supports Fortran 2003 and is available for Solaris and Linux.

Cray PE - Includes Fortran, C, and C++
IBM Fortran Compiler Family
Intel Fortran compilers - free - Includes the classical ifort and the new ifx LLVM based compiler.
NAG Fortran compiler
NVIDIA HPC SDK C, C++, and Fortran compilers - free
The Portland Group
Silverfrost - free for personal use
TWE Fortran (77)
Arm Fortran Compiler
Discontinued
- Absoft since 31th December 2022. Absoft Afterthoughts
- Lahey/Fujitsu Fortran since 31th December 2022.
- PathScale
- EKOPath - a compiler suite from PathScale

Revised on March 21, 2023 03:46:13 by John Michael Linacre (27.253.9.181) (4262 characters / 1.0 pages)