Equination

In this horse sim game you can buy, sell, auction, breed and race thoroughbred horses for prizes.
http://www.equination.net/

Final Furlong

An automated simulated horse racing game where members can own, train, race, breed, buy, and sell fictional Thoroughbred racehorses racing on dirt, turf, and steeplechase all year round. 15 races are run twice a week (total of 30/week). Site includes a
http://www.finalfurlong.org

Web Runners

A horseracing game where members race Thoroughbreds on dirt or steeplechase. Site includes an introduction/overview, a message board, online horse records, a chat room, archived race results, a hall of fame, etc. A waiting list of new members is used wh
http://www.webrunners.org

Tipster Challenge

Free Horse Racing Tipster Competition. Site includes competitions in Betting Challenge, Nap Competition, Tipster League, Champions League, Tipster Cup, Major Race Events, Ten To Follow. Competitions are based on UK racing.
http://www.tipsterchallenge.com

The Daily HRP

News site for the horse racing game "Horse Racing Park." Run by the fans, for the fans, with monthly prize drawings, news, reviews, resources, live chat, and a forum.
http://www.thedailyhrp.com