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

Infomaniak

The Infomaniak Connect for OpenID plugin allows easy integration of OAuth2 authentication with Infomaniak into your WordPress site. With this plugin, users can log into your WordPress site using their Infomaniak credentials, which simplifies the authentication process and enhances security.

Infomaniak Connect for OpenID

The Infomaniak Connect for OpenID plugin allows easy integration of OAuth2 authentication with Infomaniak into your WordPress site.

Open ID Delegate vs Infomaniak Connect for OpenID