Invision Power Board is an award-winning forum software and communications portal. Members can subscribe to topics and be notified when someone replies to that thread, send each other private messages, view statistics, and perform several other options.

Moderators will be pleased to find a powerful administration control panel that includes the abilities to open, close, lock / unlock (pin/unpin), move, delete topics as well edit and delete individual posts. Invision Power Board is written in PHP and requires that you have a MySQL database.