Based on
https://musicbrainz.org/doc/Development
https://musicbrainz.org/doc/MusicBrainz_API/Examples
https://musicbrainz.org/doc/MusicBrainz_API/Search
https://musicbrainz.org/doc/MusicBrainz_API
the grabber provides a simple search for artist and release (album).
Creating a new entry with the selected fields or updating an existing one.
An option to make the target fields automatically selected by default to given values is also available in the config file.
Rename the config-musicbrainz.php.default
to config-musicbrainz.php
in the config folder.
Follow the comments to update the settings. Add the tool to your collection.