The Google APIs Client Library for PHP allows developers to access Google APIs (e.g. Google+, Google Drive, YouTube) using PHP code. The library requires PHP 5.2.1 or higher and the PHP JSON extension. This client library is currently in Beta.
Twilio, a provider of cloud-communications products and services, has announced a new set of APIs that will enable embeddable live-streaming technology for voice and video. Twilio Live aims to provide cloud-based interactive voice and video experiences in real-time and at scale.
The Facebook Graph API is great and in one year has thoroughly upgraded Facebook's approach to its platform. The Graph API is much simpler than previous iterations of Facebook's APIs and Connection methods. Of course, with the simplicity of the Graph API, it's still easy to get overwhelmed by just how much information you can easily (with explicit and secure user permission, mind you) get access to and use in your apps. Facebook employee Simon Cross put together a handy Facebook Graph API Explorer to help you navigate the Graph API response content.
The 600 million numbers that Truecaller has in its directory have been collected via crowd-sourcing. Truecaller’s users can share their contacts and in return they get access to search in the collaborative database. Thanks to this collaborative data solution, the directory is growing and being updated continuously. It also contains numbers that no other directories have, e.g. pre-paid phones.