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
PGI compilers – NVIDIA developed compilers after acquiring The Portland Group
IBM XL Fortran — IBM XL Fortran is current and runs on Linux 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.

Code::Blocks — supports Fortran with plugins
Eclipse IDE — with Fortran support via Photran
Emacs — extensible text editor with built-in Fortran modes and support for modern tooling via language servers
Geany — lightweight cross-platform IDE based on GTK
IntelliJ IDEA — cross-platform IDE by JetBrains with Fortran pluggin
KDevelop — KDE-based IDE
NetBeans — Apache software foundation IDE with Fortran configuration
OpenWatcom — IDE and compiler suite for C, C++, and Fortran
Simply Fortran — standalone Fortran IDE for Windows, Linux, and macOS
Vim — modal text editor with native Fortran syntax support and extensive plugin-based development features
Visual Studio — with Intel Fortran integration
Visual Studio Code — supports Fortran via extensions

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
FFTPACK — subroutines for the fast Fourier transform
Kinetic PreProcessor – open-source software tool used in atmospheric chemistry
— 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

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