Allow users logging in using their mailbox credentials as managed via ISPConfig
Allows using any of your logged in devices as second factor
Allows administrators to restrict logins to their instance to specific IP ranges.
RCDevs OpenOTP Application enables Multi-Factor authentication for your users.
An app for Nextcloud to allow an administrator to direct a user to an external site for changing their password.
Authenticate users against an jasig/apereo CAS Server (https://github.com/apereo/cas)