Astro Empires - Astro Empires is a Playable, Massively Multiplayer Online, Real-time Strategy, Space and Browser-based video game developed and published by Cybertopia Studios.
War2glory - War2glory is the great alternative to Lord of Ultima and one of the best game as compared to other MMOPRTS games.
Homeworld 2 - Homeworld 2 is an Adventure, Real-time Strategy, Space, Single and Multiplayer video game developed by Relic Entertainment and published by Sierra Entertainment.
Heroes of Gaia - Heroes of Gaia is a Massively Multiplayer online, Real-time Strategy, Fantasy, and Browser-based video game created and published by Snail Games.
Command & Conquer: Tiberium Alliances - Command & Conquer: Tiberium Alliances is one of the best game for those players who love playing MMORTS games.
Ultima Online - Ultima Online is a Playable, Action, Browser-based, Massively Multiplayer Online, Real-time Strategy, and RPG video game created and published by Electronic Arts.