Stefan Sperber has just announced the open source release of musicbrainz-data, a Java library that uses Hibernate to interface to the MusicBrainz PostgreSQL database:
We at Last.fm are happy to announce that we are open-sourcing musicbrainz-data, our Java data bindings for the MusicBrainz Database.
The source code for musicbrainz-data and information on how to use it in your projects can be found on our GitHub:
https://github.com/lastfm/musicbrainz-data
Please report any issues at
https://github.com/lastfm/musicbrainz-data/issues
If you have any questions, suggestions or feedback please post them in the musicbrainz-devel mailing list. I will also attempt to be available on the #musicbrainz-devel IRC channel on Freenode (nick: stefans).
Thanks Stefan!
MetaBrainz Blog 