A curated list of compilers, libraries, tools, standards, numerical frameworks, and learning resources for Fortran, with a focus on scientific computing, high-performance computing (HPC), and numerical analysis.

• Foundations & Standards
• Compilers
• Build Systems & Tooling
• Numerical & Scientific Libraries
• Parallelism & HPC
• Interoperability
• Testing, Debugging & Profiling
• Package Management
• Applications & Use Cases
• Learning Resources
• Related Awesome Lists

• Fortran Language Standard – Official ISO working group defining Fortran language standards.
• Fortran Wiki – Community-maintained documentation and examples for modern Fortran.
• Fortran-lang – Central hub for modern Fortran tooling, tutorials, and ecosystem news.
• ISO_C_BINDING – Standard module for C interoperability.
• Modern Fortran Explained – Definitive reference for modern Fortran features.

• GNU Fortran (gfortran) – Widely used open-source Fortran compiler.
• Intel oneAPI Fortran Compiler – Optimizing compiler for Intel CPUs and HPC workloads.
• LLVM Flang – Modern Fortran front-end for the LLVM ecosystem.
• NVHPC Fortran – NVIDIA Fortran compiler optimized for GPUs and accelerators.
• Cray Fortran – High-performance compiler used on Cray supercomputers.
• LFortran – Interactive and LLVM-based modern Fortran compiler.

• CMake Fortran Support – Build system support for Fortran projects.
• Make – Traditional build automation tool commonly used with Fortran.
• Meson – Modern build system with Fortran support.
• FORD – Automatic documentation generator for Fortran code.
• fprettify – Code formatter for modern Fortran.

• BLAS – Basic linear algebra subprograms foundational to numerical computing.
• LAPACK – Library for solving linear algebra problems.
• ScaLAPACK – Distributed-memory linear algebra library.
• FFTW – Fast Fourier Transform library with Fortran bindings.
• ARPACK – Eigenvalue solver for large sparse systems.
• NetCDF-Fortran – Data format and library for array-oriented scientific data.

• MPI – Message Passing Interface standard for distributed-memory parallelism.
• OpenMP – Shared-memory parallel programming model supported by Fortran.
• Coarray Fortran – Native Fortran parallel programming feature.
• OpenACC – Directive-based GPU and accelerator programming model.
• Kokkos Kernels – Performance-portable numerical kernels interoperable with Fortran.

• Fortran–C Interoperability Guide – Practical guidance on mixing Fortran and C.
• f2py – Tool for connecting Fortran code with Python via NumPy.
• ISO_C_BINDING Examples – Practical examples of C interoperability.
• SWIG – Tool for generating bindings between Fortran, C, and higher-level languages.

• pFUnit – Unit testing framework for Fortran.
• CTest – Testing tool commonly used with CMake-based Fortran projects.
• GDB – Debugger with Fortran language support.
• Valgrind – Memory debugging and profiling tool.
• Intel VTune – Performance profiling for HPC applications.

• fpm (Fortran Package Manager) – Official package manager for modern Fortran projects.
• Spack – HPC-oriented package manager supporting Fortran libraries.
• Conda-forge Fortran Packages – Community-maintained Fortran packages for Conda environments.

• Weather & Climate Modeling – Fortran-based models used in meteorology and climate science.
• Computational Fluid Dynamics (CFD) – Physics simulations leveraging Fortran numerical kernels.
• Quantum Chemistry Codes – Electronic structure and materials modeling software.
• Finite Element Analysis – Engineering simulations built on Fortran solvers.
• Astrophysics Simulations – Large-scale simulations for space and cosmology research.

• Fortran-lang Tutorials – Modern Fortran tutorials and examples.
• GNU Fortran Documentation – Official compiler and language reference.
• Learn Modern Fortran – Practical introduction to modern Fortran syntax.

• Modern Fortran Best Practices – Recommended patterns for maintainable Fortran code.
• HPC with Fortran – Training materials for Fortran in supercomputing.
• Numerical Recipes – Classic reference for numerical methods.

• Scientific Computing with Fortran – Numerical programming using modern Fortran.
• High-Performance Computing – Parallel computing concepts using Fortran and MPI.
• Computational Physics – Simulation-focused course leveraging Fortran.

• Awesome Scientific Computing
• Awesome HPC
• Awesome Numerical Computing
• Awesome Physics
• Awesome Data Science

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