You can also try these related scripts:

• RateYourMusic - Visual Rating Bar - Adds a visual rating bar on releases pages.
• Show Metacritic.com ratings - Show metacritic metascore and user ratings on: Bandcamp, Apple Itunes (Music), Amazon (Music,Movies,TV Shows), IMDb (Movies), Google Play (Music, Movies), Steam, Gamespot (PS4, XONE, PC), Rotten Tomatoes, Serienjunkies, BoxOfficeMojo, allmovie.com, fandango.com, Wikipedia (en), themoviedb.org, letterboxd, TVmaze, TVGuide, followshows.com, TheTVDB.com, ConsequenceOfSound, Pitchfork, Last.fm, TVnfo, rateyourmusic.com, GOG, Epic Games Store, save.tv
• Show Metacritic.com ratings (Safari) - Show metacritic metascore and user ratings on: Bandcamp, Apple Itunes (Music), Amazon (Music,Movies,TV Shows), IMDb (Movies), Google Play (Music, Movies), TV.com, Steam, Gamespot (PS4, XONE, PC), Rotten Tomatoes, Serienjunkies, BoxOfficeMojo, allmovie.com, movie.com, Wikipedia (en), themoviedb.org, letterboxd, TVmaze, TVGuide, followshows.com, TheTVDB.com, ConsequenceOfSound, Pitchfork, Last.fm, TVNfo, rateyourmusic.com
• RYM Release Pages - track time align left - left aligns total track time in RYM release pages in glorious 60 fps
• RYM Blackstar - Pay tribute to David Bowie with this userscript.