Skip to content
@ecmwf

European Centre for Medium-Range Weather Forecasts

Providing software to work with meteorological data and services

Welcome to ECMWF GitHub!

ECMWF is the European Centre for Medium-Range Weather Forecasts.

Have a look at some of our popular topics:

  • earthkit for weather and climate tools in Python
  • anemoi for developing machine learning weather forecasting models
  • ecflow for workflow management
  • mars for data handling software and services

Pinned Loading

  1. earthkit Public

    Python tools to work with weather and climate data

    Python 99 5

  2. eccodes Public

    ECMWF's GRIB and BUFR decoding/encoding library

    C++ 218 91

  3. ecmwf-opendata Public

    A package to download ECMWF open data

    Python 223 34

  4. ecflow Public

    ECMWF's workflow manager

    C++ 46 15

  5. anemoi-core Public

    Core packages for Anemoi.

    Python 45 20

Repositories

Showing 10 of 141 repositories
  • fdb Public

    Fdb is a domain-specific object store for meteorological objects

    C++ 32 Apache-2.0 13 14 9 Updated May 17, 2025
  • anemoi-core Public

    Core packages for Anemoi.

    Python 45 Apache-2.0 20 74 (3 issues need help) 36 Updated May 17, 2025
  • earthkit Public

    Python tools to work with weather and climate data

    Python 99 Apache-2.0 5 14 2 Updated May 16, 2025
  • eccodes-python Public

    Python interface to the ecCodes GRIB/BUFR decoder/encoder

    Python 121 Apache-2.0 34 22 1 Updated May 16, 2025
  • atlas Public

    A library for numerical weather prediction and climate modelling

    C++ 128 Apache-2.0 44 13 9 Updated May 16, 2025
  • multio Public

    MultIO is a runtime-configurable multiplexer for Weather Model output of GRIB data

    Fortran 9 Apache-2.0 16 3 3 Updated May 16, 2025
  • Python 53 Apache-2.0 30 38 17 Updated May 16, 2025
  • eccodes Public

    ECMWF's GRIB and BUFR decoding/encoding library

    C++ 218 Apache-2.0 91 0 8 Updated May 16, 2025
  • Python 2 Apache-2.0 8 6 5 Updated May 16, 2025
  • earthkit-data Public

    A format-agnostic Python interface for geospatial data

    Python 70 Apache-2.0 20 38 7 Updated May 16, 2025