This module instantly helps your site support logins from:
- Google
- Yahoo
- Twitter
- Facebook
Full instructions are available on this page
For free you get a simple service from RPX now - if you pay more, then you can remove the branding
To see this in action, see this login page
Note: this module contains the authentication provider to talk to RPX/JanRain Engage. To achieve the non-tabbed login look&feel shown here, you also need to apply these changes: http://www.cirrious.com/Research/NonTabbed_Setup_For_DNN_Login - you can apply these even without the module