The Spotify Echo Nest Objective-C library access the music functionalities of the API with Apple development in mind. Resources include full access to artists, songs, playlists, and taste profiles methods. It also provides methods to retrieve information of a particular track. An example app is available to demonstrate how to integrate the library into an XCode project.
BandPage creates a platform where musicians, fans and others in the music industry can interact easily. For musicians, it can be difficult to stay connected to fans who are scattered all over the web. BandPage aims to rectify this issue by providing musicians with a one-stop-shop solution; update once and publish everywhere. Bands simply create a BandPage profile and all their info is updated across various other online channels as well. The BandPage API allows third party developers to access this data and integrate it into other applications.
Decibel launched its first API in 2011. Since the launch, Decibel has enjoyed success in becoming the fastest growing European company in the digital music sector. However, the massive growth falls short of Decibel's ultimate goal. Decibel hopes to enhance the consumer relationship with digital music and uncover the next generation in digital music services. In the end, Decibel aims "to become the industry standard for music metadata."