Here you can find more information on:
WIKI
For novices to WIKI editing, please read this small manual.
IRC-CHAT
We will be using Freenode.
freenode.net
channel: #tik (chat about content)
channel: #tok (hello and chitchat)
channel: #tak (technical chanel)
Open source clients can be downloaded for win, osx, and xchat for Fedora (+ source) and xchat for Ubuntu. Also very practical is the Firefox add-on, this works on all platforms: Chatzilla
There is a list of IRC commands but most of us won't need this…