Dreamscape Meadows
Role playing game, strictly wild horses.

Corel Valley
Play as a horse or a person. Offers stables, trails, arenas, and various outdoor settings.

Untamed
This is an RPG site where you can play either a wild mare or stallion.

Illusions
A realistic wild horse and wolf role playing game.

Wild At Heart
Played on a message board.

Mystical Dreams
Instead of playing as a horse here, you play as a unicorn. Many pages and things to do.

Sleepy Wilderness
A horse role playing game in which you may play as a horse. Updated often.

Wishful Woods
Site includes a legend, rules, combat and quests. (Internet Explorer only).

Cascade Mountains
Roles include horses, humans, wolves, and dragons. Includes news and rules.

Starry Skies
A tame equine game geared mainly to experienced players. Message board based.

Equiness Harems
Wild horse role playing.

Across the Horizons
An RPG where play is as an equine (horse, zebra, donkey or mule). Start or join a herd, challenge, play games, and explore.

Lost Souls
A horse role playing game where you assume the role of a mare or stallion and live out its life in the wild.

Adventures with Horses
A message board and email based game in which you can own, breed, show and race your own simulated horses and stables.

Equitopia
A horse roleplaying game, where you are the horse. It has lots of members, and is one of the more popular sites of its kind, with over 100 horses.

HorseWrold
HorseWorld is a wild horse sim game which has been around more than a year. HorseWorld is constantly being changed and updated with new features.

A Realistic Horse Sim: Free
A horse sim where you can act as wild horses might. This game is suitible for children of all ages. One of few sites going for complete realism.

Waterfall Valley
Game where the play can be either a horse or a human.

Windy Triumph
Rules, information, and powers for horses, winged horses, unicorns, and winged unicorns.