William Gibson - William Gibson's Website. With a Blog!
Neal Stephenson's Page - Self explanatory.
Mirrorshades Postmodern Archive - Bruce Sterling's (and Jon Lebkowsky's) own little part of The Well.
Jeff Noon - The apparently publisher-driven official Jeff Noon site.
James Patrick Kelly - Strange but not a stranger, the bizarre world of one of the early greats!
Rudy Rucker's Home Page - His page, with all kinda wacked out math stuff. One strange fellow.
Greg Egan's Homepage - The homepage of Greg Egan, writer of the very cool Permutation City.
John Shirley - An original of the cyberpunks, but not really my cup 'o tea, so I know little about him.
Author Fan Pages
William Gibson aleph - A very complete site on William Gibson. Amazing and Gibson approved. I have contributed resources to this site.
Bruce Sterling Online Index - A website with articles, speeches, Ect. relating to Sterling.
The Pat Cadigan
Homepage - A site with the standard info about Pat
Cadigan. Book covers, biography, Ect.
General Cyberpunk Websites
The Cyberpunk Project - Keep your brain connected to this site. UPDATE: Site apparently taken offline for personal reasons.
The Cyberspace and Critical Theory Overview - Another big wealth of cyberpunk stuff, right out of the blue. Lots of analysis.
English 309K - Cyberpunk Fiction - A big site covering a cyberpunk fiction course at the University of Texas - Austin.
M. Alan Kazlev's Cyberpunk Page - Another person's cyberpunk site, with a cool picture on the index page...bonus!
Duke of Hell - This site has undergone quite a bit of a face lift! It has became a very well put together site. Quite complete.
Cyberpunk Authors - A very (in my opinion, over-comprehensive) comprehensive list of cyberpunk authors.
Fuchsia Shockz - A cyberpunk site with, well, lots of weird weird stuff.
The Infinite Matrix - Not an exclusively cyberpunk site, but still has a lot of cyberpunk content.
EFF Cyberpunk Archive - EFF's Cyberpunk page, simple, short and sweet.
Betterhumans - Kind of a post-human think-tank. Definite cyberpunk overtones.
Boing Boing - A little off-topic, but still a site to check out.
Settore Cyberpunk e-zine - Cyberpunk web-zine, kinda cool, but has not been updated in a long time.
Alt.Cyberpunk - The cyberpunk newsgroup.
Alt.Cyberpunk.Chatsubo - Cool literary cyberpunk newsgroup.
Artificial Vision - A website about the work of Wm. H. Dobelle in interfacing a video camera into the visual cortex.
Keven Warwick - Weird guy who puts chips in his arm to see what kind of data can be sent in and out. Quite an eccentric guy.
Neuroprosthetic Research Laboratory - A neuroposthetics lab out of the Illinois Institute of Technology.
The Next Brainiacs - A Wired article about motor cortex implants and prosthetic limbs.
Vision Quest - A Wired article about the Dobelle visual prosthetic.
Cyberpunk in the Commercial Aspect
The Matrix - The official website of The Matrix movies. A gigantic collection of media. Very cool, but you already knew that...
in the Shell - A really good Ghost in the Shell site. Covers everything you may want to know about this great work.
System Shock 2 HQ - The best site for System Shock 2(a cyberpunk video game), hands down.
Cyberpunk 2020 - Website for the R. Talsorian game, Cyberpunk 2020.
GURPS Cyberpunk - The website for Steve Jackson Games' GURPS Cyberpunk RPG Game.
The Independents (Independent Artists of Various Mediums)
Cyberpunk Film - A unique film group. They made the pretty cool documentary thingy, 'The Cyberpunk Educator'
The Radiant Press - An independent publisher that seems to focus on pulp/mystery stories. Their book 'Mr. Blur' blends in cyberpunk as well.
Alt.Cyberpunk.Chatsubo Anthology - Short stories from the newsgroups compiled into an anthology