From your IRC channel you can type
!set renguard off
Also make sure in the renguard.cfg that you have settings like these
# renguard config file
# Pure Mode - Disallows any clients with model textures (skins) and alternative weapon models. 1 = enable, 0 = disable.
Pure_Mode = 0
# Server Motd ID - your motd id, as assigned on the Server Motd Configuration on renguard.com (nummeric)
# 0 if you do not have a motd.
motd = 0
# how to notify non renguard users. available options: msg , page, off
# page is WOL only. if you disable it, it will only do the kick message.
# be sure to put it into your motd then
notify = msg
For BlazeRegulator go to http://www.blazeregulator.com
DragonServ will never be avaible for public use and making your own bot is no simple task. It requires a good knowledge of programming.