Groups comparison
Massively Multiplayer Online Game (MMO;MMOG;Persistent Online Game) - 1986 to 2024
Multiplayer games that are capable of supporting hundreds or thousands players simultaneously.
MUD (Multi-User Dungeon;Multi-User Domain;MU*) - 1987 to 2016
Text-based role-playing, simulation and/or action games that can usually be played with any telnet compatible client.
Pay-once MMO[Buy to play] - 2005 to 2019
MMOs for which you only pay once after which it's playable like any other game with no need to pay subscription if one even exists. Pay-once bit does not extend to expansions or possible microtransactions.
Multiplayer games that are capable of supporting hundreds or thousands players simultaneously.
MUD (Multi-User Dungeon;Multi-User Domain;MU*) - 1987 to 2016
Text-based role-playing, simulation and/or action games that can usually be played with any telnet compatible client.
Pay-once MMO[Buy to play] - 2005 to 2019
MMOs for which you only pay once after which it's playable like any other game with no need to pay subscription if one even exists. Pay-once bit does not extend to expansions or possible microtransactions.
mmog
mud
payoncemmo