Illuminati: New World Order

FAQs, rules, strategy tips, regular news and comprehensive links to support sites.
http://www.sjgames.com/inwo/

INWO Homebrew

The complete text for all official INWO cards, plus more than 4,400 unofficial cards. No longer regularly updated.
http://www.illuminated.co.uk/inwo/

Dirty Tricks

Dozens of powerful and cunning card combinations.
http://www.illuminated.co.uk/glen/dti.html

Cards of the Week

The best cards on INWO Homebrew.
http://www.illuminated.co.uk/inwo/CotW/

INWO SubGenius

The run-down on the latest expansion for INWO, complete with automatic rant generator.
http://www.sjgames.com/inwo/SubGenius/

Rob the Radii's INWO Page

Gateway to INWO Paraphenalia. Has a few charts, including a "Taken on a 10 or Less" chart.
http://www.illuminated.co.uk/radii/INWO.HTM

INWO Goodies

A fair amount of useful things for playing INWO on IRC, including Chat rules, a random deck generator and a neat power structure tool.
http://www.projectile.ca/inwo/

INWO Concordance

Detailed explanation of the real-life personalities and organisations depicted on INWO cards
http://www.speakeasy.org/~sbrinich/inwoconc.html