I’m currently adding OAuth to Wekan. Plan is to have Google/LinkedIn/Twitter etc login to Rocket.Chat, and then Rocket.Chat to be provider to other apps like Wekan OAuth. That way logging in to Rocket.Chat also logs in to Wekan, like SSO. This could work also with Rocket.Chat SAML login to Wekan OAuth, and probably also Rocket.Chat LDAP login to Wekan OAuth.
I also managed to break Rocket.Chat layout with Custom Javascript, and then found a way to fix it: