Discogs is a website and crowdsourced database of information about audio recordings, including commercial releases, promotional releases, and bootleg or off-label releases.
With Bandcamp, discover amazing music and directly support the artists who make it. Artists can create their own online store to promote and sell their music, as well as merchandise.
Soundiiz is the most complete online tool to manage your music library between multiple services. It offers a simple way to import and export playlists and favorites tracks, artists, and albums.