The Comments with OpenId plugin allows the user to provide his/her details via all the famous 
OpenID service providers (Google, Yandex, LiveJournal etc.) while commenting. 
A working example of the plugin can be found on http://unixpin.com

Comments with OpenId

The 'Comments with OpenID' plugin allows to provide user details via OpenID service providers (Google, Yandex, LiveJournal etc.

anantgarg

The Third Party Accounts Login plugin allows you to enable your users to comment via well known OpenID service providers like Google, Yahoo, Flickr etc. The functionality is similar to that provided by StackOverflow and RPXNow.
The plugin allows the user to provide his/her details via all the famous OpenID service providers (Google, Yahoo etc.) while commenting. A working example of the plugin can be found on http://anantgarg.com
To make this plugin work make sure you have OpenID for WordPress Plugin installed.

Third Party Accounts Login

Enable your users to comment by entering their name/email/website details via well known OpenID service providers like Google, Yahoo, Flickr etc.

Comments with OpenId vs Third Party Accounts Login