Best Moddable Games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated moddable games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Moddable games on Steam.
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Citadelum
Citadelum is a city builder set in legendary Ancient Rome. Build your own settlement, gather resources and evolve it into a magnificent city. Explore the world, trade and lead your mighty legions in epic tactical battles. Earn the favor of the Gods or challenge them, if you dare.
Gunsmith Simulator
Become a Gunsmith and unveil the great pleasure of working in your own workshop! Repair, restore and personalize guns to make unique pieces that every firearm lover will appreciate.
Golden Lap
Step into the polished shoes of a racing team manager in the heart-stirring Golden Era of motorsport where every decision can lead to glory or gravel. With sleek minimalist charm and deep strategic gameplay, Golden Lap offers a unique experience in the motorsport management genre.
Breachway
Explore the galaxy in this deckbuilding, sci-fi roguelike where ship upgrades and crew management are key to your survival. Optimize resource generation, engage in intense turn-based battles, and take on ever-growing threats as you seek out The Signal.
Age of Mythology: Retold
From the creators of the award-winning Age of Empires franchise, Age of Mythology: Retold goes beyond history to a mythical age where gods, monsters, and humans collide.
Star Trucker
Haul cargo, trade salvage and keep your space suit close as you search for fame and fortune among the stars in a game that puts an interstellar twist on the truck sim genre.
9-Bit Armies: A Bit Too Far
Unleash voxel warfare in 9-Bit Armies: A Bit Too Far. Lead a modern military, build bases, unlock units, and attack in all-out war. Engage on land, sea and air in over two dozen missions, online skirmishes, or co-op. Easy to learn, a challenge to master.
KitHack Model Club
Developed by the creator of the original Kerbal Space Program, KitHack Model Club is a physics-based model building sandbox that offers limitless freedom for you and your friends. Design, build, battle, fly (and crash!) your very own RC vehicles, or experiment with over 2,400 ready-made vehicles!
Rally Mechanic Simulator: Light Edition
Step into the world of rally car mechanics with Rally Mechanic Simulator: Prologue, a free introduction to the full game. Take your first steps as a rally mechanic, facing the challenges of fixing and tuning a rally car.
BROKE PROTOCOL
A fully moddable city sandbox with jobs, NPCs, apartments, garages, gangs, and more. Broke Protocol is an open-world action game focused on roleplaying and custom content. Define your goals and identity in a persistent, reactive world where you write your own story.
Workers & Resources: Soviet Republic
Build a soviet republic from an impoverished country into a rich industrial superpower in a city builder with intricate production chains and a fully simulated global economy. Manage the lives of your citizens from education to work and party loyalty to criminal activity.
Blade and Sorcery
Blade & Sorcery is a built-for-VR medieval fantasy with full physics driven melee, ranged and magic combat. Become a powerful warrior, ranger or sorcerer and devastate your enemies.
The Powder Toy
The Powder Toy is a classic physics sandbox game, which simulates air pressure and velocity, heat, gravity and a countless number of interactions between different substances
Empires of the Undergrowth
Command swarms of warriors at an unprecedented scale of warfare in this blend of RTS and base-building. Lead ant colonies against the many fearsome threats of the insect world, while building intricate nests, developing pheromone-based tactics, and evolving to meet growing dangers.
Quest Master
Quest Master is a dungeon maker inspired by the classics that first made us love dungeon crawling. Unleash your imagination, alone or in local co-op, to make dungeons full of puzzles, traps and monsters. Upload them for others to explore and challenge yourself with other players’ creations.
WARNO
Realistic, immersive, breathtaking. WARNO is the ultimate World War III battle simulator from the masters of strategy, Eugen Systems. A Cold War turns decisively hot as you command hundreds of units on a beautiful and brutal battlefield. Outsmart, outfight, and lead your forces to total victory.
Men of War II
Experience warfare like never before! Men of War II, the anticipated sequel to the highly acclaimed RTS franchise is here with all-new units, locations, campaigns, game modes and true trademarks of the series: historical fidelity and action-filled gameplay on the Eastern and Western Fronts of WWII.
FOUNDRY
Build a sophisticated robot factory optimized to perfection in an infinite voxel world. Mine and harvest resources, automate your production lines and manage complex systems while researching your way to become the galaxy’s leading robotics megacorp.
Manor Lords
Manor Lords is a medieval strategy game featuring in-depth city building, large-scale tactical battles, and complex economic and social simulations. Rule your lands as a medieval lord – the seasons pass, the weather changes, and cities rise and fall.
Sweet Transit
Sweet Transit is a unique city builder where the railway is king. Build and automate the dream supply chain for your citizens, giving them all they need to expand quaint villages into bustling cities. Progress from steam power to diesel and beyond in this advanced train-driven experience.
Sons of Valhalla
Sons of Valhalla is a combat and base-building game set in the Viking Age. Build fortresses and lay siege to enemy strongholds, gather warriors and board longboats, and engage in personal combat as you raid and conquer across England.
No Plan B
Carefully plan your team's tactics in close quarters battles. Use the timeline to synchronize each door breach, grenade throw and room entry with precision. Watch your team execute your plan autonomously in epic cinematic replays. Take on challenging roguelike campaigns or standalone missions.
Kitchen Crisis
Kitchen Crisis is a culinary defense game. You are abducted by aliens and must satisfy their appetite. If you want to live to see another day, efficiently arrange your cooking appliances, upgrade your ingredients and tools! In order to survive, make wise decisions according to everchaning recipes.