alexisabarca

With this very simple plugin you can use the blog URL to authenticate with OpenID using an another OpenID provider. 
called Delegation.
In order to maximize performance the vars are contained in plugin file rather than storing in a database.
Due to security issue (https://wordpress.org/news/2011/06/passwords-reset/) php file is gpg signed, ID 7ED1BC0C.

Open ID Delegate

This plugin adds the necessary tags to be able to use your blog URL as OpenID address using another OpenID provider

Benjamin Atkin

This plugin adds the required meta tags to delegate OpenID to a http://myopenid.com/ account.
<h3>Troubleshooting</h3>
If rewrite rules from a caching plugin, or custom rewrite rules, cause the page to do a 301 
redirect, login will fail, at least for some sites. Remove these rewrites to fix it.

MyOpenID Delegation

This plugin delegates OpenID to MyOpenID.

Open ID Delegate vs MyOpenID Delegation