website introduction：A large community hosting fantasy campaigns for most gaming systems. Includes a character sheet manager and other tools.
website introduction：The Interactive Harry Potter Experience - Live and Interact in the World of Harry Potter.
website introduction：A free, web-based, message board community that anyone can create a game on. Providing character sheets, descriptions, portraits along with private messages, groups, and multiple aliases within the games.
website introduction：Freeform play-by-post forum open to all RPG genres. Roleplays are organized by skill-level.
website introduction：Online community that is forum based and centered around the "Mafia" game. Includes facts and wiki.
website introduction：Correspondence gaming community. Offers the organization of Chess, Backgammon, Checkers, Reversi, Xianqui, Link4, Ataxx, Chinese Checkers, Twixt, Go, Zertz and other games.
website introduction：Massive multiplayer text-based roleplaying game about gangsters and the Mafia.
website introduction：A game in which players take on the role of a Gifted One, trapped in the six worlds of the Retroverse. Roleplay promoted. Free to play, donations give players an advantage.
website introduction：Website for Armageddon, a diku MUD. Includes a selection of information for beginners to this game, including all aspects of character customisation, 'how to roleplay' guides, and discussion boards.
website introduction：One of the largest MUDlists available and one of the most comprehensive websites devoted to muds and mudding online. TMC s searchable database includes 1100 text-based and over 60 graphical mud listings. The site also includes an extensive discussion area, categorical searches and the first social network devoted to muds. Join the 92,000 members enrolled in TMC and find your next virtual home.
website introduction：Lists online and downloadable games in categories that include pets, role playing, strategy, action/arcade, and sports. Includes rankings, message boards, and news.
website introduction：Provides message boards where users can play games in many genres, including Star Wars, Dungeons and Dragons, white wolf, and the D20 system.
website introduction：Official game site. Highly complex system with a built-in client. Free to play, but sells credits players can use to improve their characters.
website introduction：Open source client featuring Lua scripting. Windows and Linux builds available. In development.
website introduction：A flexible roleplay environment. Includes roleplaying chat, roleplaying forums, and character profile hosting.
website introduction：Web-based sports simulation leagues, with football, basketball, baseball, soccer, and hockey. Professional and college level leagues, game engines.
website introduction：Riddles, trivia, illusions, puzzles, and brain teasers.
website introduction：Forum based simulation of the United States government.
website introduction：Football management game where players select their team, match tactics, and buy and sell players.rs.
website introduction：MUDs ranked according to visitor votes.
website introduction：Offers a variety of board games in various formats.
website introduction：A world where the forces of magick war with those who oppose its use. Features an intense player combat, a wide range of tradeskills, and 14 classes. Roleplaying strongly encouraged. Free to play, but credits can be bought for certain advantages.
website introduction：A role play site for interactive creative fiction writing. Free basic membership for all genres. Instant messaging, home pages.
website introduction：The official 2010 web based remake of the turn based space strategy game VGA Planets originally created in 1991 by Tim Wisseman.
website introduction：Popular, feature-rich client. Commercial.