36 similar games
Games like Xterium: War of Alliances
Browser games that play like Xterium: War of Alliances, closest match first. Lime means it runs right here.

Xterium is a space strategy game in real time. The games below have the most in common with it — real time strategy (rts), space, warfare — ranked by how closely they match, favouring the ones you can play right here in your browser.
Top picks
The 10 closest to Xterium: War of Alliances
- PardusPlays here
Pardus is a free award-winning, real-time graphical game set in a futuristic universe that can be played right from your browser! In common: browser game, space, real time strategy (rts).
- HegemarchPlays here
Hegemarch is a real-time space strategy roguelite played in the web browser. In common: 4x (explore, expand, exploit, and exterminate), browser game, space.
- Colony Battle
A real-time-strategy game about conquering rival ant colonies. In common: 4x (explore, expand, exploit, and exterminate), real time strategy (rts), warfare.
- Zero-G MMOPlays here
A persistent browser MMO set in a 1:1 scale solar system built on real NASA MOLA/LOLA altimetry data, with real orbital physics. In common: 4x (explore, expand, exploit, and exterminate), warfare, tactical.
- Project NebulaOffline
A blockchain based game of interstellar exploration! In common: 4x (explore, expand, exploit, and exterminate), space, real time strategy (rts).
- Slipstream: Rogue SpacePlays here
Streamers are captains, viewers are crew in this streamer-led community game. In common: space, real time strategy (rts), tactical.
- Creeper WorldPlays here
Imagine an enemy that is everywhere and moves like a giant, organic mass across the map. In common: space, real time strategy (rts), warfare.
- New WorldsPlays here
New Worlds is a space-faring universe simulation game where you navigate gravity to explore, complete missions, trade, upgrade and improve your ship fleet. In common: 4x (explore, expand, exploit, and exterminate), space, sandbox.
- SpaceInvasionPlays on spaceinvasion.bitmeup.com
As a commander of an imperial space force you will conquer unexplored planets, create colonies and equip your fleet for attack or defense. In common: space, real time strategy (rts), warfare.
- AleryosPlays on aleryos.com
Aleryos is a free-to-play multiplayer 4X strategy game played in a web browser. In common: 4x (explore, expand, exploit, and exterminate), warfare, sandbox.
All matches
Every game like Xterium: War of Alliances
PlayablePardus
Aliens · 2004
PlayableHegemarch
Procedural Generation · 2026

Colony Battle
Ants · 2021
PlayableAlphaZero-G MMO
Aliens · 2026
Early accessProject Nebula
Space · 2021
PlayableSlipstream: Rogue Space
Space · 2023
PlayableCreeper World
Post Apocalyptic · 2007
PlayableEarly accessNew Worlds
Space Simulation · 2026
PlayableSpaceInvasion
Invasion · 2007
PlayableAleryos
Science fiction · 2026

Backyard Buzzing
Bugs · 2010
PlayableState.io
Invasion · 2023
Early accessSupremacy: The Metaverse Game
Mech · 2022

Plague Inc.
Zombies · 2012
PlayableEarly accessOpenFront
Warfare · 2026
PlayableVoronoy
Action
PlayableBetaAbyssus Deep Under
Underwater · 2024
PlayableEarly accessSecond Strike
War · 2026
PlayableBetaVeyrasol
Space · 2026
PlayableFleet Conquest
Real Time Tactics · 2026
PlayableBetaOutspace
Space Strategy · 2022
PlayableAlphaInterstellar Empires
Science fiction · 2025
PlayableNodwar
Science fiction · 2026
PlayableMicro Murder: But It's Robots So It's OK
Science fiction · 2017
PlayableBetaRogue Vector
Roguelike · 2026
DelistedWorld Nations Game
War · 2021
PlayableBattle Gear 3
Action · 2012
PlayableOGame
Space Simulation · 2002
PlayableCommand & Conquer: Tiberium Alliances
Free to Play · 2012
PlayableTuggowar
Pvp · 2025
PlayableTravian: Legends
Military · 2004
PlayableEarly accessFrontWars
4X (Explore, Expand, Exploit, and Exterminate) · 2023
PlayableEarly accessInfluence
Space Strategy · 2023
PlayableWodopom
Space · 2024
PlayableBattle Gear
Artsy · 2008
PlayableBattle Gear 2
Artsy · 2009