Best Moddable games on PC
Games in this category can be changed with player-made modifications that alter content, rules, visuals, or systems.
- Player-made content and alterations
- Customizable rules, systems, or assets
Related: Sandbox, Simulation, Open World, Building
767 games on PC, with requirements, reviews and prices.
767 games
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Sid Meier's Civilization® IV
Historical turn-based 4X strategy about building and expanding civilizations
92% positive
2,966 reviews
IL-2 Sturmovik: 1946
World War II combat flight sim with hundreds of flyable aircraft
87% positive
2,929 reviews
Train Fever
Railroad management simulation connecting growing cities with passenger and freight routes
61% positive
2,885 reviews
Ashes of the Singularity: Escalation
Sci-fi real-time strategy with large armies and resource-point battles
76% positive
2,796 reviews
Demo Defender's Quest: Valley of the Forgotten (DX edition)
Fantasy tower defense RPG with party members instead of towers
95% positive
2,783 reviews
Demo Arma: Cold War Assault Remastered
Cold War military shooter with tactical missions and squad control
88% positive
2,734 reviews
Rock Life: The Rock Simulator
An idle simulator about being a rock, alone or together
95% positive
Free
ScootX
A scooter sandbox where physics drives the rider and wheels
92% positive
2,691 reviews
Rolling Line
Model railway sandbox for building layouts and driving trains
95% positive
2,653 reviews
Blacksmith Master
Medieval forge management sim balancing resource chains and customer orders
83% positive
2,628 reviews
Delver
First-person dungeon crawler with randomized runs and permanent death
88% positive
2,602 reviews
Blade of Darkness
Third-person dark fantasy action RPG with gory, combo-based combat
90% positive
2,588 reviews
Bus Simulator 16
Open-world bus simulation with passenger duties and route management
67% positive
2,575 reviews
Demo Slice & Dice
Turn-based dice roguelike with five heroes and run-ending defeats
97% positive
2,570 reviews
Demo Mashinky
Sandbox transport strategy with grid-built rail networks across evolving eras
83% positive
2,562 reviews
Aimbeast
First-person aim trainer with customizable drills and ranked duels
93% positive
2,555 reviews
Demo Soulash 2
Fantasy sandbox roguelike with generated histories and player-built settlements
84% positive
2,543 reviews
Another Brick in The Mall
Top-down mall management sim built around shops, staff, and profit
83% positive
2,531 reviews
Demo Battle Cry of Freedom
Civil War multiplayer shooter with AI troop command
72% positive
2,520 reviews
BallisticNG
Anti-gravity combat racing with weapons and player-made courses
94% positive
2,498 reviews
Robot Roller-Derby Disco Dodgeball
First-person arena dodgeball with physics-based throws and skating-style movement
91% positive
2,468 reviews
Surviving Mars: Relaunched
A Mars colony builder with resource management and political decisions
53% positive
2,398 reviews
NIMBY Rails
Railway management sandbox for building networks across the real world
89% positive
2,355 reviews
Demo Nova Roma
Roman city building shaped by water, weather, and divine intervention
93% positive
2,347 reviews