openid-connect-generic by oidc-wp

WordPress Simple SAML plugin. Maintained by humanmade on GitHub, where it has earned 126 stars from the community.

Rock-solid SAML authentication for WordPress built on a modern foundation. Maintained by pantheon-systems on GitHub, where it has earned 94 stars from the community.

Authorizer is a WordPress plugin that uses Google, CAS, LDAP, or an OAuth2 provider for logins, and can prevent public access to a WordPress site. It also blocks repeated failed login attempts. Maintained by uhm-coe on GitHub, where it has earned 79 stars from the community.