The QuikScript group on Groups.io (formerly the Read Alphabet Yahoo! Group) has been the primary location for discussion since 2000. Contains a files area, in addition to the message archive.
The Quikscript Outpost is the oldest extant website devoted to the alphabet, launched in 2003. It features unique learning tools, word games, fonts, transliterated texts, useful spelling advice, and a more comprehensive list of links to other websites about Quikscript.
Quikscript.net contains information for the beginner, fonts, notes on making fonts and webpages that incorporate Quikscript, and a customisable alphabet chart.
Omniglot and Wikipedia both have pages on Quikscript with general information.