Music Database service catalog

Album of the Year (AOTY) is a music review aggregation site that compiles critic scores and user ratings for album releases, with reviews, lists, and discussion threads.

AllMusic is an online music database providing professionally written album reviews, artist biographies, discographies, credits and genre taxonomies for popular and recorded music.

Encyclopaedia Metallum is a community-maintained online database cataloguing heavy metal bands worldwide, with discographies, album reviews, member histories, and genre classifications spanning all sub-genres of metal.

Last.fm is a music discovery and social networking platform that tracks users' listening habits via scrobbling from music players and streaming services. It uses this data to generate personalized music recommendations, charts, and artist profiles, and provides a social layer for music fans to share listening histories and discover new artists.

MuseScore is a free and open-source music notation editor and online community platform that allows musicians to create, edit, playback, print, and share sheet music. The musescore.com platform hosts millions of community-contributed scores for virtually every instrument, supporting music education, practice, and collaboration worldwide.

Musixmatch is the world's largest music lyrics platform offering a lyrics database of over 14 million songs, a consumer app for real-time lyrics display and music recognition, and a developer API powering lyrics integrations for music services worldwide.

Oricon is Japan's leading entertainment data and media company, best known for its weekly music singles and album charts, which serve as the primary measure of Japanese music popularity. It also covers J-pop news, celebrity entertainment, anime rankings, video game charts, and industry data for the Japanese entertainment market.

RateYourMusic (RYM) is a community-driven music cataloging and rating platform where users rate, review, and catalog albums, tracks, artists, and films. It maintains one of the most comprehensive fan-curated music databases on the internet, with genre charts, personalized recommendations, list-making features, and a vibrant community of music enthusiasts.

Ultimate Guitar is the world's largest online repository of guitar tabs, chords, bass tabs, and ukulele tabs, offering a mobile app and web platform where musicians can access millions of user-submitted song transcriptions and practice with built-in tools.