
A modern Fortran development environment for Microsoft Windows, Apple macOS, and GNU/Linux systems. Try it free for 30 days!
macOS package includes a complete Fortran compiler, an advanced development environment including project management, and an integrated debugger for fast and easy installation
Features

Everything Included
Simply Fortran includes a Fortran compiler, advanced development environment, and graphical debugger

Designed for Fortran
The development environment is built for Fortran productivity first and foremost, with support for legacy code, derived type autocomplete, and module dependency management

Compatibility
Simply Fortran runs perfectly on Windows XP through 11, macOS 10.6 through current, and most GNU/Linux distributions
Simply Fortran News
Latest Release News
March 26, 2025 - Version 3.40 Released!
Simply Fortran version 3.40 is now available from Approximatrix. This latest release fixes minor issues in the development environment and adds additional usability features benefiting new and experienced users alike.
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Latest Blog Post
May 3, 2023 - Modern Look and Feel Changes Coming to Windows
Simply Fortran 3.30 is currently wrapping up development, and we're introducing some changes to how the development environment looks on the Windows platform. Because our development environment is written mostly in pure C and natively...