In the next release we will deprecate the following tools:
grib_merge
gg_sub_area_check
big2gribex
In the near future, the contents of the "definitions/grib2" directory will be grouped into sub-directories. This could affect users who have their own customises customised definitions.
Info
Please note: There is a new webpage for the Migration to GRIB2: Migration to GRIB2 This webpage also includes a section where changes in the parameter encodings for the coming ecCodes versions are documented: Changes in the parameter encodings