| BitShifters: Several invented poker game variations. |
| BVS Development Corporation: Develops and distributes solitaire and video poker card games. |
| Invented Card Games: Rules for a number of recently invented card games. |
| Joker High: Rules for the game invented by Michael Lawson. |
| Legend Games: Publishes Age of Heroes. Includes game information and educational benefits. |
| M.E.K. Games: Producing a series of medieval fantasy card games beginning with Armory. |
| Ninety-Nine: Exact bidding game where players lay aside three cards from their hand representing their secret bid, and play the remaining nine cards to tricks. |
| The Official Rules for Buh: A simple but addictive betting game for two to eight players. Introduction, rules, history and variants. |
| Tredici: The rules to an invented game in which players try to collect all the cards of one suit before the others. |
| Two Way Street: Rules of the game, for two or more players. |
| U.S. Games Systems, Inc.: A wide variety of tarot cards and card games. |
| Wyoming Cowboy: Rules, strategy and a FAQ about the game. |