The CometChat iOS Sample Code by CometChat presents how to implement chats into applications. With the SDK, developers can receive messages from users, send images, audio, and video, setting profile status, obtain chat history, create chatrooms, and join chatrooms.
YouTube have announced that that they are making a notable change to their YouTube API. The API, which returns results in both XML and JSON, is getting an upgrade on the JSON side, and the change is different enough that they are giving the format a new name JSON-C.
SoundHound's Hound app allows users to ask complex questions and get an accurate answer really fast. The app combines voice recognition and language understanding functionality to achieve this. The Houndify API allows developers to integrate it in to their own apps and hardware creations.