Best Moddable Steam Games on Sale
Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated moddable games.
Filters & Lists
Loading...
Outward Definitive Edition
No remarkable journey is achieved without great effort. In Outward, the cold of the night or an infected wound can be as dangerous as a predator lurking in the dark. Explore the vast world of Aurai solo or in Co-op. The Definitive Edition features both DLCs and quality of life improvements.
Dungeon Alchemist
Dungeon Alchemist is mapmaking software for tabletop RPG's that enables you to make amazing, high-quality maps in seconds!
Battle Cry of Freedom
Battle Cry of Freedom brings brutal real-time first and third-person combat set in the 19th Century America, presenting players with the opportunity to re-fight the American Civil War as either the Union or the Confederates.
NEBULOUS: Fleet Command
Take command of your hand-tailored fleet of space warships and use realistic radar, electronic warfare, advanced movement controls in 3D space, and precision targeting to outmaneuver and outwit your opponents in a simulation-heavy tactical space game like no other.
Sands of Salzaar
Bringing you to an exotic desert where you’ll recruit, train, and guide your troops into battle against rival cities and factions. Embark on an adventure that’s uniquely yours; Customizable characters, professions, and factions. The land is filled with a variety of hidden secrets.
Space Warlord Organ Trading Simulator
Buy, sell, and trade organs in a strange and evolving universe. Dive into the quivering innards of alien capitalism in the sci-fi body horror market tycoon game you didn't know you needed.
Farming Simulator 22
Create your farm and let the good times grow! Harvest crops, tend to animals, manage productions, and take on seasonal challenges.
Factory Town
Build, automate, and optimize a giant factory on 3D terrain using conveyor belts, trains, chutes, pipes, and airships. Sell your goods to nearby villages to expand their borders, increase happiness, and unlock even better technology!
SYNTHETIK 2
SYNTHETIK 2 is a unrelenting tactical-shooter rogue-lite. Play alone or with friends. Loot powerful tech. Experience the next level in gun-play. Upgrade your androids to rival the machine gods!
Blade of Darkness
Blade of Darkness is a hardcore fantasy action-adventure with unique combat mechanics and role-playing elements that pioneered the “soulsborne” genre. Pick one of four characters to hack and slash through a gory quest to save the world from the forces of Chaos.
The Signal State
Set in a post-apocalyptic future, The Signal State puts your logic skills to the test with complex puzzles inspired by modular synthesizers. Repair machines, rebuild an abandoned farm, and be part of a revolution that will change the fate of agriculture once and for all.
Mecha Knights: Nightmare
Mecha action shooter, plunging the player into an apocalyptic war. Engage in epic battles with endless hordes of monsters in your powerful customizable mechs.
Shop Tycoon: Prepare your wallet
Shop Tycoon is a store simulator. Create a supermarket, sex shop, games store or a store with good Polish vodka. Place your logo, hire employees, expand your car fleet, build offices and parking lots, create a chain of stores and more!
City Game Studio: Your Game Dev Adventure Begins
Manage a game studio from the dawn of the gaming industry in 1976. Your journey starts with small indie titles and grows into a gaming empire. Develop, design, and conquer the industry. From humble beginnings to gaming legend – it’s your story, your studio, your legacy!
Car Mechanic Simulator 2021
Work your way to a service empire. Get your hands dirty in a highly realistic simulation game that pays major attention to details. Pay a visit to a new Auction house and buy cars in various conditions. Expand your range of services by investing in a new work space and equipment.
Idol Manager
Idol Manager is a business sim about conquering the entertainment industry using any means you deem necessary.
Wildermyth
Wildermyth follows heroes over their whole careers, from their pitchfork days to their powerful primes, and on into old age and memory. It’s a party-based procedural storytelling RPG where tactical combat and story decisions will alter your world and reshape your cast of characters.
Going Medieval
Build and manage your own castle settlement in a land reclaimed by wilderness. With detailed management, survival strategy, and a moddable sandbox world, Going Medieval challenges you to build the mightiest colony this side of the apocalypse.
MechWarrior 5: Mercenaries
The year is 3015. The battlefields are dominated by war machines known as BattleMechs. Level entire cities and decimate the enemy in your BattleMech. Follow a quest for glory and revenge. Manage an expanding mercenary company. Fight alongside your friends with a four-player PvE co-op.
Airport CEO
Build and manage an international airport!
Nebuchadnezzar
Create and customize cities in Nebuchadnezzar, a classic isometric city-builder where careful planning and define your rise as a ruler in ancient Mesopotamia.
CrashMetal - Cyberpunk
CrashMetal - Cyberpunk The Hokuta City streets await your engine rev. Can you beat everyone in this race for first place? Upgrade your car, take care of its appearance and defeat everyone on the streets of the Hokuta City.
Fireworks Mania - An Explosive Simulator
FIREWORKS MANIA is a small casual explosive simulator game where you play around with fireworks, create beautiful firework shows or just blow stuff up.
Per Aspera
Make Mars your own! Take control of the world’s most sophisticated AI (AMI) and terraform the surface of the Red Planet for a city-building experience on a planetary scale. Transform this barren world into a lush paradise and explore the surface for any ancient secrets that may be waiting.
Winter Resort Simulator 2
Winter Resort Simulator 2 is the extensive simulation of a ski area with all its exciting technical facilities and vehicles.
ICBM
ICBM is a real-time strategy game of nuclear destruction. Research new technologies, build up your nuclear stockpile and use a combination of ships, planes and missiles to strike at the heart of your opponents’ cities while keeping your population safe from harm.
Crusader Kings III
Love, fight, scheme, and claim greatness. Determine your noble house’s legacy in the sprawling grand strategy of Crusader Kings III. Death is only the beginning as you guide your dynasty’s bloodline in the rich and larger-than-life simulation of the Middle Ages.
Chef: A Restaurant Tycoon Game
Chef is a Restaurant Management game in which you create your own character, acquire supreme cooking skills, customize restaurants, design unique menus, and devise innovative recipes with a realistic editor.
Factorio
Factorio is a game about building and creating automated factories to produce items of increasing complexity, within an infinite 2D world. Use your imagination to design your factory, combine simple elements into ingenious structures, and finally protect it from the creatures who don't really like you.
Popup Dungeon
A tactical roguelike RPG inspired by our favorite tabletop games that lets you create any ability, item, villain, hero, and game imaginable.
Imperiums: Greek Wars
Unique combination of turn-based 4X and historical grand strategy with a mythological twist. Explore the ancient world and build a world leading civilization. Survive, expand, conquer... and win!
Necronator: Dead Wrong
Necronator: Dead Wrong is a deck-building roguelike with an RTS twist. Build a powerful deck. Collect and deploy undead units and raise a unique army. Master each commander’s playstyle and conquer the world. Change the game with rule-bending relics. Unlock new decks and do it all again.
shapez
shapez is an easy-going, minimalistic factory building game about the automation of shapes through extraction and satisfying production lines. Adapt to increasingly complex shapes and grow your factory across an infinitely expanding map. Your only limitation is your creativity!
XCOM®: Chimera Squad
XCOM: Chimera Squad delivers an all-new story and turn-based tactical combat experience in the XCOM universe.
Most played moddable games
490 players
48,307
2,354
Rating
9.4