The iOS SDK for OAuth.io is written in Objective-C to enable developers build apps that indiscriminately implement OAuth integrations of the more than 100 providers affiliated to the OAuth.io API. Developers can install it into their iOS apps by either exporting it from Cocoapods or pulling it manually in XCode.
Podio is a web service that aims to provide a customizable online workplace. There are a lot of apps, and you can set up and position your dashboard as you please. However, sometimes the app you want isn't in the set. In that case, they also offer the Podio API to code your own custom apps for use within your Podio workspace.
LoginRadius, a leading software as a service (SaaS) provider of social infrastructure, has announced the addition of "Login with Amazon" to the LoginRadius social infrastructure platform. The LoginRadius platform and Unified Social API features social login with 29 ID providers, single sign-on, user profile data, friend invite, social analytics, social sharing and more.