The Google APIs Client Library for Objective-C is a flexible, efficient library provided by Google for accessing its JSON-based APIs. This Library is recommended for applications that will be used on iOS or Mac OS X systems.
Government data specialist GovTribe has released a beta version of its GovTribe API. The API grants users access to the procurement data that powers GovTribe’s popular iPhone app, iPad app and custom reports. The API allows seamless access to government data across 130 federal agencies.
In Chicago today eBay will kick-off of their annual eBay Developer's Conference by announcing Project Echo, a way for outside developers to integrate their apps "directly onto the world's largest ecommerce site".