For the purpose of preserving old links, anything less than an exact match isn't good enough. Besides, there is no option to change the URL formats like you want. I suggest installing redirects:Cause I think alot of members bookmark threads, and if I can keep things pretty much the same as old urls/permalinks.. it's better than installing a plugin redirection...
I don't know of any addon like this. But for the purpose of removing spammers it is better to ban instead of delete.11b) A Users clean up tool to get rid of inactive users after X days or not posting..
That would be a template edit.11c) Usergroup Legend on bottom of forums..
http://xenforo.com/community/resources/thread-thumbnails-by-waindigo.223/11d) Thread thumbnails. Currently it shows user's avatar, but way to pull first image bbcode for it?
http://xenforo.com/community/resources/xfr-user-albums.54/11e) User albums, galleries, blogs.. whatever.. lol