Automatically remove user signature when they being remove some user groups.
Make a connection between threads.
Automatically move bulk threads
Display a smart banner tell visitors install a app
Use your own smilies anywhere....
Make more rules to thread title
Moderate all user avatars before display public.
Show users in specific user groups
Ask to user confirmation before open link
Analytics content inside forums
Optimize all attachments in your forum to save disk space.
An extension to social groups add-on.
A simple donations
Sendy.co Integration (Subscribe/Unsubscribe) for XenForo
Social groups (Teams) for XenForo.
Room chat for group.
Allow user can set scheduled post to display...
Profile Cover for XenForo
Try to catch all Pokémon...
Receive alerts from people who you following