HybridAuth – A PHP Library For Authenticating With Social Services
HybridAuth is an open source PHP library for authenticating through multiple social services and ID providers.
The services supported include OpenID,Facebook, LinkedIn, Google,Twitter, Windows Live, Foursquare, Vimeo, Yahoo, PayPal and more.
It can be integrated easily into existing websites by inserting a file and few lines to the sign-in/up pages.
Once authenticated, HybridAuth provides the connected user profile's in a rich, simple and standardized structure across all the social APIs.
And, besides authentication, the library enables us to interact with the social API client that the users are connected to.