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@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

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  1. earthkit earthkit Public

    Python tools to work with weather and climate data

    Python 144 8

  2. eccodes eccodes Public

    ECMWF's GRIB and BUFR decoding/encoding library

    C++ 233 95

  3. ecmwf-opendata ecmwf-opendata Public

    A package to download ECMWF open data

    Python 262 39

  4. ecflow ecflow Public

    ECMWF's workflow manager

    C++ 53 15

  5. anemoi-core anemoi-core Public

    Core packages for Anemoi.

    Python 83 58

Repositories

Showing 10 of 149 repositories
  • earthkit-plots Public

    Visualisation tools and templates designed for earth science data.

    ecmwf/earthkit-plots’s past year of commit activity
    Python 14 Apache-2.0 6 11 4 Updated Oct 15, 2025
  • earthkit-transforms Public

    A library of software tools to support people working with climate and meteorology data

    ecmwf/earthkit-transforms’s past year of commit activity
    Python 6 Apache-2.0 1 17 2 Updated Oct 15, 2025
  • earthkit-data Public

    A format-agnostic Python interface for geospatial data

    ecmwf/earthkit-data’s past year of commit activity
    Python 82 Apache-2.0 23 43 7 Updated Oct 15, 2025
  • ecmwf/anemoi-inference’s past year of commit activity
    Python 31 Apache-2.0 20 15 8 Updated Oct 15, 2025
  • fdb Public

    Fdb is a domain-specific object store for meteorological objects

    ecmwf/fdb’s past year of commit activity
    C++ 35 Apache-2.0 13 16 10 Updated Oct 15, 2025
  • metkit Public

    Toolkit for manipulating and describing meteorological objects, implementing the MARS language and associated processing and semantics.

    ecmwf/metkit’s past year of commit activity
    C++ 6 Apache-2.0 9 1 2 Updated Oct 15, 2025
  • earthkit-hydro Public

    A Python library for common hydrological functions

    ecmwf/earthkit-hydro’s past year of commit activity
    Python 21 Apache-2.0 1 13 4 Updated Oct 15, 2025
  • ecmwf/earthkit-meteo’s past year of commit activity
    Python 6 Apache-2.0 2 6 6 Updated Oct 15, 2025
  • ecmwf/earthkit-regrid’s past year of commit activity
    Python 5 1 6 3 Updated Oct 15, 2025
  • codex Public

    Guidelines for development of software and services at ECMWF

    ecmwf/codex’s past year of commit activity
    2 0 3 8 Updated Oct 15, 2025