The PHP last.fm API enables developers to call Last.fm's API methods from their PHP applications. Responses from the API can be cached on the filesystem or in a database. UTF-8 encoding is done automatically. Scrobbling is not yet supported.
Appy Pie, cloud based mobile apps builder, has announced the inclusion of two new music APIs for its Do-it-Yourself mobile application platform. Integration with the SoundCloud and Beatport APIs will allow users to access their music libraries remotely without consuming mobile device memory.