Hidden links include fanpage, social network, etc. (NO duplicates) Generated autolinks (configurable) includes plain web search, auto last.fm, Discogs and Genius searches, etc. Shows begin/end dates on URL and provides edit link. Expands Wikidata links to wikipedia articles.

musicbrainz.org: Release page: Inline recording names, comments, ISRC and AcoustID. Direct CAA add link if none. Highlight duplicates in releases and edits. Recording page: millisecond display, spot track length and title variations.

musicbrainz.org: Adds/fixes links to entity (pending) edits (if any); optionally adds links to associated artist(s) (pending) edits

musicbrainz.org: Merges selected or all recordings from release A to release B – List all RG recordings

musicbrainz.org: Highlights releases, release-groups, etc. that you have in your collections (anyone’s collection can be loaded) everywhere

musicbrainz.org power-ups: RELEASE_CLONER. copy/paste releases / DOUBLE_CLICK_SUBMIT / CONTROL_ENTER_SUBMIT / TRACKLIST_TOOLS. search→replace, track length parser, remove recording relationships, set selected works date / LAST_SEEN_EDIT. handy for subscribed entities / COOL_SEARCH_LINKS / COPY_TOC / ROW_HIGHLIGHTER / SPOT_CAA / SPOT_AC / RECORDING_LENGTH_COLUMN / RELEASE_EVENT_COLUMN / WARN_NEW_WINDOW / SERVER_SWITCH / TAG_TOOLS / USER_STATS / CHECK_ALL_SUBSCRIPTIONS / EASY_DATE. paste full dates in one go…

Get a quick copy of the tracklists in plain text (several formats) for quick re-use (in track parser, EAC, foobar2000 or mp3tag for instance)

musicbrainz.org: Adds some buttons to check all unvoted edits (Yes/No/Abs/None) at once in the edit search page. You can also collapse/expand (all) edits for clarity. A handy reset votes button is also available + Double click radio to vote single edit + range click with shift to vote a series of edits., Hidden (collapsed) edits will never be voted (even if range click or shift+click force vote). Fast approve with edit notes. Prevent leaving voting page with unsaved changes. Add hyperlinks after inline look…

musicbrainz.org + acoustid.org: Remember last edit notes

musicbrainz.org: Show discid number on main release pages

Tries to detect artist names in artist and track fields and allows you to extract those. Found entries are added to the corresponding editor for fast adding.

One click imports JASRAC works into MusicBrainz (name, iswc, type, credits, edit note, sort name, search hint) and マス歌詞®（mass-lyrics） and wikipedia links. It will do the same magic in work editor. Work links to both JASRAC and 音楽の森 / ongakunomori / music forest / minc / magic db and back to MB

Import releases from Free Music Archive

kepstin’s magicisrc. Paste a bunch of ISRC instead of one by one

Import audio files and collections into Musicbrainz. Also supports scanning bookmarks and search results for MusicBrainz relations.

musicbrainz.org: CAA front cover art archive pictures/images (release groups and releases) Big illustrated discography and/or inline everywhere possible without cluttering the pages

musicbrainz.org: Read, write, edit and delete key/values from your mb local storage (in About menu)

musicbrainz.org: Spot recordings that are linked multiple times to the same work

musicbrainz.org: In some pages like edits, blog, forums, chatlogs, tickets, annotations, etc. it will prefix entity links with an icon, shorten and embelish all sorts of MB links (cdtoc, entities, tickets, bugs, edits, etc.).

Allows you to change the order of artist names in any of the multiple artists editors. NOTICE: This will remove any artist lookup data already present in the editor. You have to assign this manually again.

musicbrainz.org: reveal deleted editors’ names and emphasizes your own name to standout in MB pages

Has been renamed to ymail-basic. DIRECT LINKS TO MUSICBRAINZ. Please uninstall and install the new one.

chatlogs.metabrainz.org: swicth between #musicbrainz and #metabrainz channels; centre highlight message (for post permalink URL)

musicbrainz.org: MOUSE-LESS EDITING ! Cleverly focuses fields in various musicbrainz edit pages and allows keyboard selection of relationship types as well as some release editor keyboard navigation performance features

musicbrainz.org: Mass PUT or DELETE releases in a collection from an edit search or an other collection