Hollow Matrix is the official development home server for floAuction and WhatIsIt. WhatIsIt is a utility plugin mainly developed to support floAuction. floAuction has been developed mainly for Aerial Heights and Onicraft Minecraft servers.
Downloads are available on dev.bukkit.org:
If you need support, feel free to ask on this site or on that site. If you ask here, please put in the Support forum. If there, please put in a ticket. If you have ideas, feel free to post here (in General forum) or there (in comments on main page).