Top similar games like Parabellum Galaxia:

Design massive ships, bristling with weapons, on a macro scale. Engage in fleet-vs-fleet battles, featuring many different tactics. Play alone or in Coop combat missions, or form two teams of players (each with own fleet) to fight in an arena.

Space Gears is a next-generation Strategy set on Mars. Don't fret about micromanaging build orders, or your resources. Set your sights on victory by raising an army of mechs and build up your base in this fluid and fast-paced PvE and PvP strategy game.

Command a mercenary company in a living sector. Trade, fight and scheme in real-time fleet battles while empires go to war around you. Play solo or with friends over Steam, and mod everything through the Workshop.

Start with your Command Center and expand it into a colossal modular flagship, module by module. Design custom warships from the ground up, grow a thriving civilization, and command powerful fleets across the Solar System in tactical real-time battles.

Create your own ship designs and command them in tactical, real-time multiplayer battles. Outsmart your opponent through smart positioning, specialized weapons, and ships built around your strategy.

Imperium: Galactic War is a free-to-play science-fiction strategy game of galactic warfare, empire building, and untold glory. Three mighty factions struggle for supremacy of a battle-torn universe. Some fight for peace, others for glory and conquest, and others seek only profit, power and chaos.

BattleGroupVR is a first person real-time space strategy where you lead a fleet of powerful warships into battle from the bridge of your own flagship. Assemble your fleet, upgrade your load-outs, train your captains, engage the enemy and secure the sector. Try not to go down with the ship.

Existence is a strategy game on a massive scale. Lead your expanding empire, explore the galaxy, and master simultaneous space and planetary battles. Engage in solo play or team up with friends for intense PvP and co-op action.

AQ2: Expanse is a massively multiplayer space strategy game. A single persistent universe with open PvP and PvE. Fight for control over the Aquila system's sectors in huge corporation wars, play with everyone, play in a group or play solo with plenty to explore.

Explore a galaxy of 300 systems as you control your fleet in a top-down 3D style, navigating through Star-lanes, Warp gates, and Black holes. Customize and upgrade your fleet, complete missions, trade, hire your crew, wage war and determine the fate of the galaxy in this grand sim saga.

Build spacecraft with a realistic part-based editor and fight multiplayer orbital wars using Keplerian, Newtonian, and patched-conics flight. Engage with lasers, railguns, missiles, and EW in fast, decisive battles shaped by strategy and logistics.

Stars End is a sci-fi survival sandbox set on the wild frontier of a distant star system. Play solo or host your own server as you craft, build, and battle to survive in a galaxy shaped by danger, discovery, and your own grit.

The most devious and acclaimed artificial intelligence in strategy gaming is better than ever. A grand strategy/RTS hybrid that reverses many conventions of both genres. Take territory without attracting attention, build your empire with care, and adapt to an ever-evolving galactic battleground.

A fast-paced 4X galaxy you can actually finish. Expand by colonising and besieging rival worlds, wield government powers that bend the rules - freeze enemy fleets, sever hyperlanes, vanish into stealth - and race rivals to claim the galactic core. A grand-strategy empire in an evening, not a month.

Stellarcraft is a sci-fi tower defense adventure: explore alien planets, gather resources, build defenses, and fend off waves of enemies, solo or in 4-player co-op. 🚀

Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.

Rixer is a space combat sim featuring 6dof newtonian physics, ship customization, and intense missions in across busy sectors of space with your friends. Complete on the leaderboards in PvP game modes with bot support. Enjoy sandbox fun with live-mp modding tools on dedicated servers.

The RTS/FPS phenomenon has moved into space! Build your base on an asteroid, command fleets of starships for epic battles, pilot fighters, mine and trade resources, assemble robots to defend or assault other stations. Take sole command or share the glory as you fight for control of the quadrant.

VRTS is a VR Real-Time-Strategy game based in space! Command and construct a fleet of spaceships to defeat your enemies. Watch over the battle from your war table and make the ultimate strategy to bring down your adversary.

The ultimate space capital ship combat compendium is the evolution of hard core space combat sims. The only game of its kind currently in existence.

Expansion is a sci-fi Action RTS where deck-building strategy meets fast-paced VR duels — battle AI or challenge real players.

"Slime Battle" is a fun multiplayer game where you play as adorable slimes! Outsmart rivals in tactical territory battles with friends or online players. Diverse modes offer endless fun—expand your slime empire through strategy and skill. Join now for thrilling, fast-paced competition!

Experience cinematic space warfare in SALVO, an action packed real-time tactical combat simulator. Command your flagship and engage in intense battles in a war-torn solar system. Play a story-driven campaign, or forge your own destiny across the dangerous frontiers.

In the 23rd century, Earth orbit is flooded with debris from constant warfare. Countries, megacorporations, and mercenaries are fighting for control. Take contracts, build your warfleets, and dominate the Earth-Luna system in this realism-focused strategy RPG!

Build and explore in a true space sandbox survival adventure. Construct mighty capital vessels, sprawling planetary settlements, and vast space stations in your galactic journey to discover the mysteries of Empyrion!

Innovative yet familiar real-time strategy game in development. Grand-scale RTS game played on maps/planets of any 3D shape. It emphasizes strategy, base building, logistics, and reduces micro-management of individual units.

Dummy Guyz is a multiplayer physics sandbox with no predefined rules. Get creative by building or breaking things your way. The game is bare-bones with no theme and minimal graphics, focusing solely on physics interactions!

The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!

Galactic Ruler offers real time strategy game play at both planetary level and in space! Lead your faction in diplomacy or conquest across a procedurally generated galactic map where any system might hold hostile enemies or resource riches. Develop advanced technologies to rule the galaxy!

A 3D space fleet RTS of ten-minute battles. Lead up to ten squads, each three flagships and a cloud of escorts, into a fight of thousands of ships. Pause any time to set position, height and heading, and play six-sided shields, lines of fire and energy against an enemy you must outthink.

Make your living among the stars in XETODUS, a persistent multiplayer space sandbox. Fly and customize ships, mine and refine resources, trade on player markets, build industry, join clans, and compete in combat and races across a shared universe.

A co-op physics comedy for 1-4 players about building a rocket out of garbage. Scavenge a landfill planet, drag the junk home, and hold it together with duct tape, straps, bolts and welds. Then strap in, fire the flare, and find out how good your worst joint really was.

Master the art of starfighter combat in the authentic piloting experience STAR WARS™: Squadrons. Feel the adrenaline of first-person multiplayer space dogfights alongside your squadron, and buckle up in a thrilling STAR WARS™ story.

Inspired by Space Station 13! Live a chaotic life on a Space Station: grow plants, mutate them into new types of plants, mix different chemical reagents, get out and explore outer space to acquire space credits by mining minerals on asteroids. Play on desktop or in VR.

Build a rail empire from a single track to a continent-spanning logistics network. Lay track that goes exactly where you meant it, meet supply and demand, and grow a company one profitable route at a time. Real-time economic strategy — solo, or head to head and co-op with friends.

The modern digital tabletop game for fans and creators! Featuring deep customization and choice, enjoy more immersive tabletop sessions with friends than ever before. Build new rule sets for traditional games, play custom-made games by the community or create your own and share them with the world.