GromBeestje

The OAuth plugin for WordPress allows you to provide authentication against any 
OAuth provider. This plugin is uses the OAuth library by Manuel Lemos. The 
plugin allows the admin to select any from the services supported 
out-of-the-box by the said library. Additionally it is possible to configure a 
service manually, which means any site supporting the OAuth protocol can 
be used.

BlaatLogin: OAuth

This plugin turns your WordPress website into an OAuth Consumer. It allowsallows your users to sign in with any OAuth provider.

Marco

This plugin allows users to authenticate to a site with a Microsoft Entra ID account using OAuth.
This plugin requires an app registration in the Entra ID portal.
Warning: guest users and users created with a linked consumer Microsoft account may lead to strange behavior. See the “How are Entra ID users matched to site users?” FAQ for more information.
Not affiliated with or approved by Microsoft.

SSO for Entra ID

Enable Single Sign On with Microsoft Entra ID (formerly Azure AD) on your site.

BlaatLogin: OAuth vs SSO for Entra ID