Zezenia Online - Free to play 2D MMORPG inspired by the classics
PlaneShift - PlaneShift is a Free Massively Multiplayer Online Role Playing Game. Free?
Open Tibia - Open Tibia is a loose collection of Open Source (FLOSS) alternative software to run your own customized Tibia (2D MMORPG) game and server.
Rift: Storm Legion - Rift: Storm Legion is an Action, Fantasy-based, massively Multiplayer Online, and Role-playing video game developed and published by Trion Worlds.
Stendhal - Stendhal is an Action-Adventure, Massively Multiplayer Online, Role-playing, Browser-based and Fantasy-themed video game that provides you with old school visuals style.
Wizardry Online - Wizardry Online is an Action, Free-to-play, and MMORPG video game created by GameSpot and published by Sony Online Entertainment.