New modules

CalDAV and shared addressbook

MythTV backend

Webmail module

Although we already have a webmail feature along with egroupware. It would be nice to have a stand-alone module with only support for a webmail such as roundcube

Fax

IDS

UPNP internet gateway

Support for  upnp-igd

NFS

FTP

PPTP

Radius

SAI Management

Hotspot

Wireless interfaces management using WPA2 and such.