The Last.fm Python library by Adrian Sampson is related to the API services that include access to music events, charts, and music players. This library in particular tracks metadata lookup, fingerprint lookup, and fingerprint extraction.
Seevl is a new kind of music discovery engine. It allows you to find how artists are similar to each other and which artists are most similar to each other, among other things. It also allows you to comment on the notes about artists within the database. This is all well and good, but better yet, it has the Seevl API, allowing developers to integrate Seevi into their own applications.
Spotify has announced changes to the company’s developer platform that are intended to help streamline the process of building third-party apps that leverage the media company’s resources. These updates include two new development modes and a significant update to the Spotify Developer Policy.
In another example of the ongoing battle over copyright, LyricWiki, the popular song lyric index and wiki, recently announced a major change that significantly reduces the functionality of its API (our LyricWiki API Profile). Although the API has not been shut down completely, the recent modification removes the core functionality that allows users to retrieve song lyrics.