The Springer R SDK by rOpenSci allows to communicate with the API to access publishing data. To use, developers can find 3 Api keys available at http://dev.springer.com/ to .rprofile Applications currently using the API include Springer Quotes, Kleenk, and Journal Suggest.
WhatsOnMyBookshelf is an online book trading application that makes it possible for users to exchange books using a simple point system. For avid readers who have rapidly growing collections of books they've already read, this is a clever little app to help them get their hands on new reads without having to spend any actual cash. WhatsOnMyBookshelf also provides the WhatsOnMyBookshelf API that provides access to this functionality.
Mitominer is an integrated priteomics database for mitochondria. The open source Mitominer API runs on Perl programs, and provides access to client libraries in Java, Perl and Python. The API covers nine data categories from proteins to gene ontology.
Plagiarism is a hot topic. The (ex) German Education Minister did it. George Harrison (yes, that one) did it. Jonah Lehrer, formerly of The New Yorker, did it (and got paid $20,000 for confessing!). As Pablo Picasso put it, "Good artists copy, great artists steal," but so do lots of other people.