Suikosource

The definitive site for anything and everything Suikoden. Contains a wealth of information on past games, as well as up to date news on Konami's latest Suikoden-related projects. Also has an active messageboard.
http://www.suikosource.com

David's Legend Of Suikoden

Site that focuses on the story lines of the Suikoden Saga.
http://www.geocities.com/davidhy_17

Suikodeclipse

Suikoden roleplaying community in a storyline based on the time after Suikoden I, with a little twist.....
http://www.angelfire.com/games/suikodeclipse/

One Final Grace

Includes images, wallpaper, strategies, unites, character lists, endings, runes, secrets, and item locations for the series.
http://www.geocities.com/onefinalgrace/

Suikoden Forum

A message board dedicated to the entire rpg series.
http://www.rpgdreamersforum.com/index.php?showforum=88

Suikoden Network

Contains game coverage of the series including each game information and walkthrough.
http://suikoden-network.com