WeyrPlug - Directory of Pern-based games. - http://rpgplug.co.uk/weyrplug/
Pern Alliance - An alliance of Pern fanfiction clubs for owners to voice concerns and receive support from other owners. - http://www.pernalliance.com/
The ATWL - A compilation of names used in real-time interactive games whose theme is the Pern series, as well as a list of the names used in the novels. - http://www.atwl.org