C++ Fortran

Open-source C++ projects categorized as Fortran
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Top 10 C++ Fortran Projects

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Fortran

  1. cmake-cookbook

    CMake Cookbook recipes.

  2. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

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  3. lfortran

    Official main repository for LFortran (by lfortran)

  4. oneAPI-samples

    Samples for Intel® oneAPI Toolkits

  5. occa

    Portable and vendor neutral framework for parallel programming on heterogeneous platforms.

  6. axom

    CS infrastructure components for HPC applications

  7. firebuild

    Automatic build cache

  8. b2

    B2 makes it easy to build C++ projects, everywhere. (by bfgroup)

  9. pytorch-fortran

    Pytorch bindings for Fortran

  10. portable-gpu-programming

    Portable GPU Programming

    Project mention: Portable GPU Programming – csc.fi | news.ycombinator.com | 2025-10-22

  11. Fortran2Cpp

    Fortran2Cpp: A new model designed for the Code translation between the Fortran and C++

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

C++ Fortran discussion

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C++ Fortran related posts

  • ninja: a small build system with a focus on speed

    5 projects | news.ycombinator.com | 27 Mar 2026

  • Trying to install mpi as a shared library.

    3 projects | /r/linux4noobs | 26 Apr 2022

  • PyTorch Fortran Bindings

    3 projects | news.ycombinator.com | 14 Nov 2021

  • Getting started with cmake (and the rest of the linux ecosystem)

    1 project | /r/cpp_questions | 10 Mar 2021

Index

What are some of the best open-source Fortran projects in C++? This list will help you:

# Project Stars
1 cmake-cookbook 2,847
2 lfortran 1,208
3 oneAPI-samples 1,149
4 occa 441
5 axom 190
6 firebuild 150
7 b2 116
8 pytorch-fortran 94
9 portable-gpu-programming 26
10 Fortran2Cpp 17

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