Legend of the Five Rings

Iuchi Datsuko's L5R Scriptorium
Adventure journals, graphics, and a list of links.
http://www.geocities.com/darksidhelair/roleplay/l5r.html

Legend of the Five Rings Role Playing Game
Official site from Alderac Entertainment Group. Features game fiction and product previews.
http://l5r.alderac.com/

MetalAmber
Includes a section with optionnal rules and revision of some schools and rules.
http://amberpg.free.fr/index.html

Mirumoto Heiko -Jiro's L5R WebPage
Mirumoto Heiko-Jiro and Kakita Tokiyo's Active Time Battle System for L5R
http://www.geocities.com/say_kho/index.html

Oni no 1st Ed's L5Rpg Lair v.2.0
Features: image galleries, links, PC and NPC archive, house rules, adventure ideas, and fiction.
http://www.geocities.com/onino1sted/

Scaledun's Legend of the Five Rings Campaign
House rules, fan fiction, and RPG resources including an essay on Rokugani culture can be found at Scaledun's useful site.
http://www.geocities.com/scaledun/

Shinjo Jekusu's Stronghold
Shinjo Jekusu's site is well worth a look. Submit art to her gallery and browse through her journals of the gempukku ceremony. This is the home of the Sapphire Katana webring.
http://www.geocities.com/irondark/