The Rackspace PHP SDK is a development kit that lets developers integrate multiple different Rackspace APIs with their applications, using PHP. Some of the Rackspace services that this SDK supports include Cloud Files, Cloud Block Storage, and Cloud DNS.
The RESTful Ei3 API is aimed at bringing its machine to machine communications to manufacturers looking to remotely control their machines, maximize efficiency, save energy, and cut back on green house gasses.
Prosperent (quickly growing ad network) and CloudFlare (content delivery network focused on low touch app launches) have announced a partnership aimed at quickly monetizing websites without complicated development work. The partnership is simple, seems obvious, and should intrigue developers across many markets. Most importantly, the partnership should create new ways for anybody/any company with an online presence to make money. Check out the PW profiles for the Prosperent API and the CloudFlare API.
Need to make sure your cloud is up and running? If you like pretty charts of that uptime, Nimsoft has got you covered. The company also has a not quite as pretty Nimsoft Cloud Monitor API that allows developers to integrate the tools for monitoring cloud performance into their applications.