Repositories list

• ectrans

  Public
  Efficient and scalable spectral transforms

  Fortran

  •

  Apache License 2.0

  •5757 forks•2626 stars•1818 issues•1212 pull requests•Updated Jun 24, 2026Jun 24, 2026

• fiat

  Public
  The Fortran IFS and Arpege Toolkit

  Fortran

  •

  Apache License 2.0

  •3939 forks•1212 stars•55 issues•88 pull requests•Updated Jun 24, 2026Jun 24, 2026

• field_api

  Public
  Fortran

  •

  Apache License 2.0

  •1414 forks•55 stars•22 issues•11 pull request•Updated Jun 24, 2026Jun 24, 2026

• loki

  Public
  Freely programmable source-to-source translation for Fortran

  pythonfortranhpc+ 3

  pythonfortranhpcgpusource-to-sourceloki

  Python

  •

  Apache License 2.0

  •1919 forks•3535 stars•5252 issues•1313 pull requests•Updated Jun 23, 2026Jun 23, 2026

• ecwam

  Public
  The ECMWF wave model ecWAM

  Fortran

  •

  Apache License 2.0

  •3535 forks•2121 stars•00 issues•77 pull requests•Updated Jun 22, 2026Jun 22, 2026

• ifsbench

  Public
  A pythonic benchmarking package for IFS development

  Python

  •

  Apache License 2.0

  •33 forks•22 stars•33 issues•00 pull requests•Updated Jun 22, 2026Jun 22, 2026

• ecland

  Public
  ecLand

  Fortran

  •

  Apache License 2.0

  •1414 forks•77 stars•00 issues•66 pull requests•Updated Jun 19, 2026Jun 19, 2026

• dwarf-p-cloudsc2-tl-ad

  Public
  A dwarf to test tangent-linear and adjoint versions of the CLOUDSC2 cloud microphysics scheme.

  Fortran

  •

  Apache License 2.0

  •55 forks•00 stars•00 issues•11 pull request•Updated Jun 12, 2026Jun 12, 2026

• dwarf-p-cloudsc

  Public
  Standalone mini-app of the ECMWF cloud microphysics parameterization

  Fortran

  •

  Apache License 2.0

  •2626 forks•1111 stars•00 issues•77 pull requests•Updated Jun 12, 2026Jun 12, 2026

• ecrad

  Public
  ECMWF atmospheric radiation scheme

  Fortran

  •

  Apache License 2.0

  •4949 forks•5050 stars•55 issues•1313 pull requests•Updated Jun 12, 2026Jun 12, 2026

• ifs-arpege-coding-standards

  Public
  Official coding standard for IFS / Arpège

  Python

  •

  Apache License 2.0

  •66 forks•33 stars•1414 issues•33 pull requests•Updated Jun 12, 2026Jun 12, 2026

• openifs

  Public
  ECMWF OpenIFS model

  Fortran

  •

  Apache License 2.0

  •2727 forks•160160 stars•00 issues•22 pull requests•Updated May 27, 2026May 27, 2026

• ecckd

  Public
  ECMWF gas optics tool

  C++

  •

  Apache License 2.0

  •11 fork•55 stars•00 issues•00 pull requests•Updated Apr 30, 2026Apr 30, 2026

• scm-data

  Public
  Fortran

  •

  Apache License 2.0

  •11 fork•00 stars•00 issues•22 pull requests•Updated Apr 26, 2026Apr 26, 2026

• .github

  Public
  Default issue and PR templates for ECMWF-IFS repos

  33 forks•00 stars•00 issues•11 pull request•Updated Apr 9, 2026Apr 9, 2026

• CaMa-Flood_v4

  Public
  CaMa-Flood_v4

  Fortran

  •

  Apache License 2.0

  •5252 forks•00 stars•00 issues•00 pull requests•Updated Mar 5, 2026Mar 5, 2026

• ecaeropt

  Public
  ECMWF aerosols optics package

  Python

  •

  Apache License 2.0

  •22 forks•66 stars•00 issues•11 pull request•Updated Jan 13, 2026Jan 13, 2026

• easybuild-easyconfigs

  Public
  A collection of easyconfig files that describe which software to build using which build options with EasyBuild.

  Python

  •

  GNU General Public License v2.0

  •785785 forks•00 stars•00 issues•00 pull requests•Updated Jul 1, 2025Jul 1, 2025

• easybuild-framework

  Public
  EasyBuild is a software installation framework in Python that allows you to install software in a structured and robust way.

  Python

  •

  GNU General Public License v2.0

  •223223 forks•00 stars•00 issues•00 pull requests•Updated Feb 20, 2025Feb 20, 2025

• easybuild-easyblocks

  Public
  Collection of easyblocks that implement support for building and installing software with EasyBuild.

  Python

  •

  GNU General Public License v2.0

  •313313 forks•00 stars•00 issues•00 pull requests•Updated Feb 18, 2025Feb 18, 2025

• ectrans-bench

  Public
  Global spherical harmonics transforms library underpinning the IFS

  Fortran

  •

  Apache License 2.0

  •5757 forks•00 stars•00 issues•00 pull requests•Updated Apr 12, 2024Apr 12, 2024

• docinv

  Public
  IFS/Arpége documentation inventory

  Apache License 2.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Mar 14, 2023Mar 14, 2023

• ifs-scripts-os

  Public
  Apache License 2.0

  •11 fork•11 star•00 issues•00 pull requests•Updated Jan 19, 2022Jan 19, 2022