Links
Generationalism
The Australian Satanic Council.
Gnosticism
The official Temple of Set website
The same site, with frames
Balanone's website. Lots of Setian reading.
The Gnosis Archive. A very detailed look at Gnosticism. As I said before, this is Christian Gnosticism and not Gnostic Satanism.
Traditionalism
Demonolatry.com