social-login-joomla

Social Login for Joomla! is a professional though free Joomla! extension that allows your visitors to login and register with social networks like Twitter, Facebook, LinkedIn, LiveJournal, StackExchange, Hyves, Google and Yahoo amongst others. Maintained by oneall on GitHub, where it has earned 11 stars from the community.

It's actively developed around joomla, joomla-extension, oneall, and is a solid reference for anyone building with these tools.