Browser Based

Army Nation
A text based military RPG, where the player raises an army to battle it out with all other players.
http://armynation.net

The Beach Online
Find a hidden room within a lost island. Includes information and downloads relating to the game.
http://www.dimensionex.net/thebeach/multiplayer.htm

Carnage Blender
Diablo-like game including member information, history, statistics, and signups.
http://www.carnageblender.com/

Chat Realms
Two fantasy roleplaying games using Flash chat: The Dark Forest and the Dunes of Gor.
http://www.x-retro-x.com/menu5.mv

City of IF
A site centered on “storygames": online story-based rpgs featuring multiplayer roleplaying in forums and chat rooms. Dozens of storygames in multiple genres are available, all free.
http://www.cityofif.com

Crime World
Take on the roll of the mafia. Features news and signups.
http://www.crime-world.com

The Dark Grimoire
Includes news, information, help, and a registration section for a text-based game.
http://www.darkgrimoire.com

Dragon Court
Compete for experience points and monster kills. Includes rules, clans, and help.
http://wild.ffiends.com/DCourt/Game.stm

Eaxia Online
A free text-based, online role-playing fantasy adventure game.
http://www.eaxia.com/

Evernight Games
Home of Canon, a turn-based strategy and fantasy roleplaying game. Each player has control of a small territory and tries to grow its wealth and power.
http://www.evernight.com

Galaxy Forces
Single character RPG in space. Offers colony building, exploration of planets and space, and player versus player fights.
http://galaxy.game-host.org/

Idlepimps
Play as a pimp, join a gang, and build a pimping empire. Includes forums and player rankings.
http://www.idlepimps.com/

Interfable: The Wheel
An epic fantasy roleplaying game that uses a mixture of posting and voting to allow multiple players to cooperatively roleplay a single character.
http://www.interfable.net

The King Of Spades
Choose to be a hero or villain. Includes news, information, artwork, forums and guides.
http://www.thekingofspades.com/

Legend of the Green Dragon
Includes source code downloads, bug reports, news, and forums for an open source remake of the BBS game Legend of the Red Dragon.
http://sourceforge.net/projects/lotgd

Legend of the Green Dragon
Legend of the Green Dragon is a remake of the classic BBS Door game, Legend of the Red Dragon (aka LoRD) by Seth Able Robinson.
http://lotgd.net/

Lords of Lords
Fight monsters, explore worlds, chat, or duel other players in this text based online game. Includes servers for beginning and advanced players and message forum.
http://www.lordsoflords.com/

Lunatix Online: Global Insanity Crisis
A chat-based game in which players roleplay patients in an insane asylum. Features prizes for winning and a 14 day free trial membership.
http://www.lunatix-online.com/

The Mafia Hit
Play a criminal kingpin. Play free for cash prizes.
http://www.themafiahit.com/

Mobster War
Fight other gangsters and try to build an empire of thugs, girls, dealers and property. [PHP]
http://www.mobsterwar.com

Nowhere Else and Beyond
A browser-based Fantasy MMORPG. Solve quests, slay monsters, get raw materials, and run a shop.
http://www.nowhere-else.org

RPG Battle
Fight monsters in a stadium. Includes an item and monster archive.
http://www.rpgbattle.com

Secrets of War
Features news, game information, and staff details.
http://www.secretsofwar.net/

Silver Dragon Entertainment
Move around a virtual maze. Includes screenshots, contact, and message boards.
http://www.sdegames.com

Simcountry
A Massive Online World Simulation Game. Build your own country or empire and you compete with other presidents in any of the worlds, or play as a CEO of an Enterprise. The Enterprise can build private corporations in many countries and develop into a large economic power.
http://www.simcountry.com/

Sryth: The Age of Igtheon
A free game in a fantasy setting. Provides story information, FAQs and documentation, maps, and a hall of fame.
http://www.sryth.com

Time Hunter
A multiplayer adventure game where players will move through eras in time, complete missions, slay monsters, join clans, gain treasure and duel other adventurers in real time combat.
http://www.timehunter.com/th/

Triglav
An action roleplaying game. Also includes information and screenshots.
http://www.smokymonkeys.com/triglav/

Urban Dead
A grid-mapped multi-player game where you play the survivor or victim of a zombie outbreak in a quarantined city.
http://www.urbandead.com

Vaxia
Fantasy roleplaying game and community.
http://www.vaxia.org

Wizard Wars
A text based game. Includes links, discussions, reports, and information.
http://www.wizard-wars.com

Wizard's Challenge
Free chat- and forum-based RPG in which the players play dueling wizards.
http://www.wizardschallenge.com

The World Called Hollow
Free, web-based Multi-User Dungeon (MUD) where role-playing is highly encouraged. Provides a registration page, news, information, and clans.
http://www.hollowgame.com/