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…

Choose your favourite MusicBrainz server (MBS) (main/beta/test) and no link will ever send you to the others

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

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

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 / EASY_DATE. paste full dates in one go / STATIC_MENU / SLOW_DOWN_…

Make BASIC Yahoo! MAIL more ADVANCED, SHIFT+CLICK for range-(un)select e-mails / TURBO select all / TURBO actions (e-mail moves, star/read/unread flags, etc.) will trigger immediately upon select / keyboard shortcuts (CTRL+A, DEL, ←, →) / Remove ads crap

BASIC Yahoo! Mail only (/neo/b/). Adds links to MusicBrainz edits directly in mail.yahoo.com folders view (including "no votes" and "subscription" emails). No need to open all those e-mails any more. Only one link per edit ID, duplicate ID are coloured and e-mail(s) marked for deletion. Once clicked, the link is faded, to keep trace of already browsed edits. Limitations : only Opera(maybe) and y!mail BASIC I guess.