Russell Martin's Chronological Listing of the Man-Kzin Wars has data, speculation, and questions about the Man-Kzin Wars chronology.
Spike MacPhee, one of the very first Niven chroniclers, has another excellent Man-Kzin Wars Chronological Listing.
MadMark has some additional computer-generated Ringworld Renderings.
The Kzin Home Page features a lot of great information about the Kzinti. Nesssus and Joel have some detailed reviews of the Man-Kzin War books here, great information, and beautiful graphics.
The Kzinti Reference Grammar catalogs everything we know about the Kzinti grammar and vocabulary.
The www.LarryNiven.org site includes all the latest news about Niven's activities and writing. Many interesting oddities (bet you haven't seen the Ringworld desktop theme!)
The Encyclopedia of Known Space is still under construction. Written by Brian O'Neill.
The Larry Niven Mailing List is only open to members.
Larry Niven's Known Space . . . . . Links
Updated 7 December 2010 by Larry King
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