The Issuu Ruby SDK by Issuu allows API interaction, providing usage that demonstrates how to upload and delete a digital document. Installation available. API reference at http://developers.issuu.com/api/
You probably have a ton of stuff on the Internet, all contained within your "digital life stream", spread across a seemingly unending list of web services and social networks. Wouldn't it be nice if there was a way to search through all of that, Google style? Enter Greplin, almost certainly named after the Unix grep command, taking the many service inputs and piping them to its search tool.
Microsoft's latest version of its search API (our Live Search API Profile), which was released last November as a public beta, seems to be gaining quite a bit of momentum. According to a recent post on the Live Search Blog, the API is serving more than 3 billion queries per month, more than 5,000 applications to use the API, and queries from third party sites account for 80% of the API's query volume.