I use DotNetOpenAuth in my Asp.Net application.
I want to create a login page where user can choose among most common OpenID providers like google, yahoo...
I'd like to have image buttons like SO login.
1) Is there a best practice to achieve this? (Like a free/open asp.net control)
2) Do you have a list of common Discovery URLS?
- https://www.google.com/accounts/o8/id (google)
- https://me.yahoo.com (yahoo)
- ...
update
Just for info I've found also this: