LenAuth

LenAuth is a plugin for easy OAuth authorize methods via social networks: Facebook, Google, Yahoo, Twitter, VK, Yandex, Mail.Ru. Easy integrate methods to Moodle theme and a lot of settings.
Just some steps to make easy authorize method: Configure social networks OAuth applications, setup plugin settings, select buttons skin, integrate code to your current Moodle theme.
Installation
1. upload plugin to /auth/lenauth
2, update Moodle with this new plugin
3. activate the plugin at Site administration -> Plugins ->  Authentication ->  Manage authentication
Plugin docs at Russian language (English docs link at “Useful links” block)