i-lateral/silverstripe-auth-username

Version dev-master 2911 Adds username authentication and username or email login to a silverstripe install

bimthebam/silverstripe-oauth2-authenticator

Version dev-master 122 Configurable (multiple IPD) OAuth2 authenticator for SilverStripe

elliot-sawyer/watea-multiauthenticator-login

Version dev-master 19 Support for multiple authenticators in the CWP Wātea theme