List of Fortran software and tools

This is a list of software and programming tools for the Fortran programming language, including IDEs, compilers, libraries, debugging tools, numerical and scientific computing tools, and related projects.

Fortran compilers

Absoft Pro Fortran — Absoft Pro Fortran is discontinued and ran on Linux and macOS
AOCC — from AMD
Classic Flang — part of the LLVM Project
LLVM Flang — part of the LLVM Project
Fortran 77 — Fortran 77 was developed by Digital Equipment Corporation, it is discontinued.
G95 – portable open-source Fortran 95 compiler
GCC (GNU Fortran)
PGI compilers – NVIDIA developed compilers after aquiring The Portland Group
IBM XL Fortran — IBM XL Fortran is current and runs on Linux (Power/AIX) and integrates with Eclipse
Intel Fortran Compiler – part of Intel OneAPI HPC toolkit
LFortran — LFortran is current, cross-platform, and has IDE support.
MinGW – cross compiler and forked into Mingw-w64
Open64 — Open64 is an open-source compiler that has been terminated and ran on Linux
Open Watcom — Open Watcom is current, runs on MS-DOS and OS/2, and has IDE support.
Oracle Fortran — Oracle Fortran is discontinued, ran on Linux and Solaris.
ROSE — source-to-source compiler framework developed at Lawrence Livermore National Laboratory
Silverfrost FTN95 — FTN95 from Silverfrost is current, runs on Windows, and has IDE support.^[1]

ABINIT — software suite to calculate optical, mechanical, vibrational, and other observable properties of materials
Cantera — chemical kinetics, thermodynamics, and transport tool suite
CERN Program Library — collection of Fortran libraries for physics applications from CERN
CP2K — quantum chemistry and solid-state physics software package for atomistic simulations
Dalton — molecular electronic structure program
Kinetic PreProcessor – open-source software tool used in atmospheric chemistry
MESA — Modules for Experiments in Stellar Astrophysics
Nek5000 — MPI parallel higher-order spectral element CFD solver
NWChem — open-source high-performance computational chemistry software
Octopus — real-space Time-Dependent Density Functional Theory code
MODTRAN – model atmospheric propagation of electromagnetic radiation
MOLCAS — quantum chemistry software package for multiconfigurational electronic structure calculations
NOVAS – software library for astrometry-related numerical computations
Physics Analysis Workstation – data analysis and graphical presentation in high-energy physics
Quantum ESPRESSO — integrated suite for electronic-structure calculations and materials modeling
siesta — first-principles materials simulation code using density functional theory
Tinker — software tools for molecular design^[8]

MPI Fortran bindings — standard interface for distributed-memory parallelism
OpenMP — shared-memory parallel programming support through compiler directives^[19]
Coarray Fortran — parallel programming model introduced in Fortran 2008^[20]
ScaLAPACK — parallel linear algebra package built on top of LAPACK^[21]

FUnit — open-source unit testing framework developed at NASA’s Langley Research Center, for Fortran 90, 95, and 2003.^[22]
pFUnit — unit testing framework for Fortran, modeled after JUnit

FORD — automatic documentation generator for modern Fortran projects
SQuORE — software quality and management platform with code analysis support^[23]
Understand — static analysis and code comprehension tool for large Fortran projects^[24]