GRIB_API

"The ECMWF GRIB-API is an application program interface accessible from C, FORTRAN and Python programs developed for encoding and decoding WMO FM-92 GRIB edition 1 and edition 2 messages. A useful set of command line tools is also provided to give quick access to GRIB messages.
The latest version of GRIB edition 2 documents from the WMO can be accessed HERE."

https://software.ecmwf.int/wiki/display/GRIB

Installation Notes

The binaries installed from version 1.21.0 are:

tigge_accumulations
tigge_check
tigge_name
tigge_split
grib_compare
grib_distance
grib_cmp
grib_copy
grib_corruption_check
grib_get
grib_packing
grib_repair
grib2ppm
grib_add
grib_filter
grib_get_data
grib_ls
grib_set
big2gribex
grib_convert
grib_dump
grib_error
grib_histogram
grib_count
grib_debug
grib_info
grib_keys
grib_list_keys
grib_parser
grib_to_json
gg_sub_area_check
grib_index_build
grib_moments
grib_to_netcdf
grib1to2