The SoundCloud PHP Library by Nelson J Morais offers the features of user authorization, user authentication, user credentials, flow authentication, access to GET, PUT, POST and DELETE references and download & upload media files. Requires PHP 5.3+
Rackspace has announced the launch of two new SDKs (Software Development Kits) that make it easier for developers to create applications that utilize OpenStack APIs. The two new SDKs are for Java and PHP, however, Rackspace will be releasing SDKs that support other programming languages in the future.
Rumblefish, champion of what is good and just and legally musical, will help you change your tune for the better. This company has produced a music licensing API so that you can add copyrighted songs to your YouTube videos. Of course the concept can be applied more widely and liberally. Rumblefish has even devised custom license ‘portals’ that present licensing options based on the intended use of the music. This implies that the agreement and cost of licensing a track could be more expensive depending on where and how it is used.
Platform as a Service (PaaS) is widely considered to be the ideal way to get your applications to the cloud. Google with its App Engine product was among the first off the blocks and the last few years have seen steady fixes and enhancements to the platform.