Slogin
Component authentication via social networks in Joomla.
The package includes: component authorization plugins integration plugins authorization module
The following providers: Vkontakte, Ulogin, Twitter, FaceBook, LinkedIn, Live.com, Odnoklassniki, Yandex, Instagram, WordPress, Yahoo, Google, and Mail.ru.
Component supported Joomline
Description: Russian - http://joomline.ru/rasshirenija/komponenty/slogin.html
English - http://joomline.org/extensions/component-for-joomla/slogin.html
You can support the project: Donate - http://joomline.org/donation.html Voting on JED - http://extensions.joomla.org/extensions/access-a-security/site-access/authentication-cloud-based/22343
Localization component - https://opentranslators.transifex.com/projects/p/slogin/