Social Media Login

[it_]

Hello,
I would like to offer my users to login and register via facebook, twitter, google and steam.
I saw several stand-alone solutions, but is there a complete solution or guide?
Thank you for your help,
Best regards!

 

[Jeremy]

This the only one I know of:
http://xenforo.com/community/resources/social-network-authentication-twitter-google-vk-com.645/

I believe there is one specifically for steam.