You can also try these related scripts:

• MB: Artist Credit Splitter - いい感じに MusicBrainz のアーティストクレジットを分割します (失敗することもあります)
• Stig's Art Grabr - Grabbing big high resolution album cover-art from various sites
• HTTP-to-HTTPS redirector - Replace http:// with https:// in the address bar, to make sure you're using the SSL-encrypted version of a page. Only enable for pages that you know are SSL enabled.
• mb. AUTO-FOCUS + KEYBOARD-SELECT - musicbrainz.org: MOUSE-LESS EDITING! Cleverly focus and refocus fields in various MusicBrainz edit pages and tracklist Up Down key navigation
• mb. REVIVE DELETED EDITORS - musicbrainz.org: reveal deleted editors’ names and emphasizes your own name to standout in MB pages