MusicBrainz

One geographic area by MBID: name, sort name, area type (country, city, subdivision), ISO 3166 codes and life span.

One artist by MBID: name, sort name, disambiguation, type (person/group), gender, country, begin/end area and life span, plus any aliases, tags, genres, rating and relationships you ask for with inc.

Every artist whose begin area is the given country, city or subdivision, with names, types, countries and life spans.

One collection by MBID: its name, type, owning editor, the entity type it holds and the item count.

The public collections an individual MusicBrainz editor maintains, each with its MBID, name, collection type, the entity type it holds and how many items are in it.

The releases whose physical CD layout matches a given MusicBrainz disc ID (a hash of the CD's table of contents), plus any unlinked CD stub submissions that match.

One event by MBID - a concert, festival edition or launch: name, type, date and time, cancelled flag and the setlist text, plus the performing artists and the venue through relationships.

Every concert, festival or other event held in the given area, with names, types, dates and cancelled flags.

Every concert, festival appearance or other event an artist is linked to, with dates, event types, cancelled flags and setlist text.

Every event held at one venue or studio, with names, types, dates, cancelled flags and setlist text.

One genre by MBID: its canonical name and disambiguation. Genres are a controlled vocabulary in MusicBrainz, so this resolves a genre MBID seen on an artist or release to a stable name.

The full alphabetical list of MusicBrainz's controlled genre vocabulary, paged, with each genre's MBID, name and disambiguation, and a total genre-count.

One musical instrument by MBID: name, instrument type (string, wind, electronic), a prose description and its aliases in many languages.

Every MusicBrainz recording carrying a given ISRC (the 12-character industry code stamped on a commercial audio track), as a list with each recording's MBID, title and length.

Every MusicBrainz work carrying a given ISWC (the composition-level code assigned by rights societies), with each work's MBID, title, type, language and rights-society attributes.

One record label by MBID: name, type, label code, country, area, life span and disambiguation, plus aliases, tags and rating when requested.

Every record label based in the given area, with names, types, label codes and life spans.

One place by MBID - a venue, studio or other physical location: name, type, address, coordinates (latitude/longitude), containing area and life span.

Every venue, studio or other place inside the given area, with types, addresses, coordinates and life spans.

One recording (a specific audio track) by MBID: title, length in milliseconds, video flag, disambiguation, and optionally its ISRCs, the releases it appears on and the work it is a recording of.

Every recording credited to an artist, paged, with each recording's MBID, title, length, video flag and disambiguation.

Every recording of one composition - the original, live versions, remixes and covers by other artists - each with its MBID, title, length and artist credit.

One release (a specific edition of an album) by MBID: title, status, packaging, barcode, country, release date, text representation, and - with inc=recordings+media - the full track listing with track lengths and positions.

One release group (the abstract album, across all its editions) by MBID: title, primary and secondary types, first release date, and optionally every release in it plus tags, genres and rating.

An artist's release groups - the albums, singles and EPs as works rather than pressings - with primary and secondary types and first release dates.

Every release whose release event places it in the given country or area, with titles, dates, barcodes and statuses.

Every release credited to an artist, paged, with each release's MBID, title, status, date, country, barcode and packaging.

A label's catalogue: every release carrying that label, paged, with titles, dates, countries, barcodes and statuses.

Every release that carries a given recording, so you can see which albums, singles and compilations a track appears on.

Releases where the artist is credited on an individual track but not in the release-level artist credit - guest spots, features and compilation appearances.

Every release inside one release group - all the pressings, reissues, regional editions and formats of a single album - with dates, countries, barcodes and media.

Scored artist matches for a free-text name or Lucene query, each with its MBID, sort name, type, country, life span, disambiguation and tags.

Scored matches from MusicBrainz's free-text annotations - editor-written notes attached to entities - returning the note text, the entity type and the entity's MBID.

Scored area matches, each with its MBID, name, area type, ISO 3166 codes and life span.

Scored matches from the CD stub table - bare title/artist/track submissions from CD rippers that were never linked to a real release - with each stub's disc ID, title, artist and track count.

Scored event matches, each with its MBID, name, event type, date, cancelled flag and the artists and place attached to it.

Scored instrument matches, each with its MBID, name, instrument type, description and multilingual aliases.

Scored label matches, each with its MBID, name, type, label code, country, area and life span.

Scored place matches, each with its MBID, name, place type, address, coordinates and containing area.

Scored recording matches, each with its MBID, title, length, artist credit and the releases it appears on.

Scored release matches, each with its MBID, title, status, date, country, barcode, label and track count.

Scored release group matches, each with its MBID, title, primary and secondary types, first release date and artist credit.

Scored series matches, each with its MBID, name, series type and disambiguation.

Scored work matches, each with its MBID, title, type, language, ISWCs and writer relationships.

One series by MBID - an ordered grouping such as a compilation franchise, a festival run or a concert tour: name, series type and disambiguation.

The MusicBrainz url entity for an exact external web address, giving its MBID so you can then walk its relationships back to the artist, label or release it describes.

One work (a composition, as distinct from any recording of it) by MBID: title, type, language, ISWC codes and rights-society attributes, plus writer and composer relationships when requested.

Every work linked to an artist as writer, composer, lyricist or arranger, with each work's MBID, title, type, language and ISWCs.