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- The WMO FM 92 GRIB Manuals can be obtained from www.wmo.int/pages/prog/www/WMOCodes.html
- The ECMWF GRIB API manual is available at https://software.ecmwf.int/wiki/display/GRIB/Home
- ECMWF parameter database: http://oldapps.ecmwf.int/publicationscodes/manuals/d/gribapi/paramgrib/param-db/
- GRIB 1 keys http://old.ecmwf.int/publications/manuals/d/gribapi/fm92/grib1/
- GRIB 2 keys http://old.ecmwf.int/publications/manuals/d/gribapi/fm92/grib2/
- Edition independent keys http://old.ecmwf.int/publications/manuals/d/gribapi/keys/
- The GRIB API Tools are documented at GRIB tools
- Details of the GRIB API Fortran 90 interface:Fortran package grib_api
- Example Python scripts and Fortran 90 and C programs can be found at GRIB API examples
- ECMWF GRIB API training course material: GRIB API: Library and Tools
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