Discogs

Discogs, short for discographies, is a website and database of information about audio recordings, including commercial releases, promotional releases, and bootleg or off-label releases. The Discogs servers, currently hosted under the domain name discogs.com, are owned by Zink Media, Inc., and are located in Portland, Oregon, USA. Discogs is one of the largest online databases of electronic music releases and of releases on vinyl media.

Read more about Discogs:  History, API, Contribution System