The Stipple API is free, has no request limits as of yet, and OAUTH 2 will be supported in the future. According to its website on the API, it is "inspired by REST". Stipple announces its rare downtime, which is usually used to migrate data, via its twitter account.
For snap-happy smartphone and tablet users, having somewhere to store their treasured pics is probably very appealing. Photo books have been a trendy favourite for a while now, and Printzel is an app-powered platform that allows users to create their own printed photo books directly from their mobile and tablet devices. The company also provides the Printzel API that now makes it possible for developers to offer printed books from their own applications.
Facebook's Mark Zuckerberg has announced a new acquisition. The team behind Instagram will now be part of Facebook. The most compelling piece of Zuckerberg's post declares that Instagram will remain an independent product, which is good news for the Instagram API.