You can easily kick/ban players off the server, add/remove maps, restart a map, run the next, etc.
The tool is still in development, but current online version is stable, so ready for use. The next feature that's going to be implemented is most probably a user management shell, so "superadmins" can have better control over their admins, plus they don't have to give out their RCON password, etc.
Link: AD Framework: Online Admin
Here's what it looks like:



















