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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 122 6

  2. eccodes eccodes Public

    ECMWF's GRIB and BUFR decoding/encoding library

    C++ 230 94

  3. ecmwf-opendata ecmwf-opendata Public

    A package to download ECMWF open data

    Python 253 38

  4. ecflow ecflow Public

    ECMWF's workflow manager

    C++ 51 15

  5. anemoi-core anemoi-core Public

    Core packages for Anemoi.

    Python 68 42

Repositories

Showing 10 of 145 repositories
  • ecmwf/polytope-server’s past year of commit activity
    Python 6 Apache-2.0 3 6 4 Updated Aug 18, 2025
  • polytope Public

    A library for extracting polytope "features" from datacubes

    ecmwf/polytope’s past year of commit activity
    Python 39 Apache-2.0 6 0 37 Updated Aug 18, 2025
  • multio Public

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

    ecmwf/multio’s past year of commit activity
    Fortran 9 Apache-2.0 17 3 4 Updated Aug 18, 2025
  • qubed Public

    A data structure for efficiently representing and querying complex-tree datacubes.

    ecmwf/qubed’s past year of commit activity
    Python 5 Apache-2.0 0 5 2 Updated Aug 18, 2025
  • anemoi-core Public

    Core packages for Anemoi.

    ecmwf/anemoi-core’s past year of commit activity
    Python 68 Apache-2.0 42 92 (4 issues need help) 42 Updated Aug 18, 2025
  • eckit Public

    A C++ toolkit that supports development of tools and applications at ECMWF.

    ecmwf/eckit’s past year of commit activity
    C++ 26 Apache-2.0 26 11 9 Updated Aug 18, 2025
  • WeatherGenerator Public

    The repository of the WeatherGenerator project

    ecmwf/WeatherGenerator’s past year of commit activity
    Python 66 Apache-2.0 28 168 (7 issues need help) 33 Updated Aug 18, 2025
  • fdb Public

    Fdb is a domain-specific object store for meteorological objects

    ecmwf/fdb’s past year of commit activity
    C++ 33 Apache-2.0 12 14 6 Updated Aug 18, 2025
  • pproc Public
    ecmwf/pproc’s past year of commit activity
    Python 0 Apache-2.0 0 0 2 Updated Aug 18, 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 3 Updated Aug 18, 2025

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