Ultima X: Odyssey
Windows
Origin Systems
Ultima Online: Kingdom Reborn
Electronic Arts
Twelve Sky 2
Phantasy Star Online: Blue Burst
AdventureQuest Worlds
Artix Entertainment
The Legend of Ares
ROSE Online
Leelh
Shadowbane
macOS, Windows
Wolfpack Studios
Panfu
BrowserQuest
web browser
Fury
N3V Games
Eternal Lands
Android, macOS, Windows, and 1 more
Fiesta Online
Gamigo AG
Fantage
Digimon Masters Online
Digimon Battle Online
Dark and Light
RF Online
Chi Bi
Perfect World
Asheron's Call 2: Fallen Kings
Turbine, Inc.
Sengoku Collection
iOS, Android
World of Warplanes
Wargaming.net, Persha Studia, and 1 more
8-Bit Rebellion!
iOS
Artificial Life, Inc.
Phantasy Star Online 2
Nintendo Switch, PlayStation 4, iOS, and 3 more
Sega, Sega Games
Realm of the Mad God
Planet Michael
Mortal Online
Star Vault
AIKA Online
Legend of Chusen Online
Voyage Century Online
IGG Inc., Snail