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.
Filters & Lists
Loading...
Underground Garage
Welcome to the world of high-stakes tuning and street racing! Welcome to Underground Garage! It's your playground where you can unleash your creativity and mechanical prowess. Fix cars, tune them up, and hit the road.
Solargene
Take Command of a Space Corporation in the Sci-Fi Simulator Solargene! Manage personnel, design and develop colonies and orbital stations across the solar system! Mine resources, establish logistics, research cutting-edge technologies, trade, and complete missions
WindStop Strategy
The young master of Hu Yan Men, SITU's peaceful life has been overturned, by a sudden massacre. The Windstop Strategy is a region-suppressing strategy RPG.As the new leader of Hu Yan Men, can you bring glory back and dominate the Windstop Valley？
Terra Invicta
An alien invasion has fractured humanity into seven ideological factions each with a unique vision for the future. Lead your chosen faction to take control of Earth’s nations, expand across the Solar System, and battle enemy fleets in tactical combat.
Whiskerwood
Establish a home for your industrious mice under the oppressive paw of your cat overlords in this city builder featuring complex simulations, intricate production chains, and the age-old rivalry between cat and mouse.
Seafarer: The Ship Sim
Embark on the ultimate maritime experience with Seafarer: The Ship Sim. Choose between careers, take the helm of a variety of ships, and expand your fleet. Navigate a vast open world and become immersed in the beautiful expanses and rolling waves.
Train Sim World® 6
Embark on your next journey and discover the joy of train simulation. Be ready for anything as you master formidable trains across 3 new routes. Unlock new skills and expand your hobby - Expect the Unexpected in Train Sim World 6!
ENDLESS™ Legend 2
Lead your people to victory on an ever-evolving world in this strategy game featuring asymmetric factions led by powerful heroes. Build your empire, wield political influence, and raise grand armies to wage war in a race to uncover dark secrets buried within the planet.
Formula Legends
From the golden age to the modern era, race through time in Formula Legends. Master reimagined circuits, command legendary cars, and chase glory across decades of motorsport history. A love letter to Formula racing, where speed, skill, and strategy define the champion.
Platypus Reclayed
22 years after its first appearance, the iconic Platypus is coming back, featuring updated gameplay, new weapons and additional content. Get ready to dive into the heart-pounding action of this fast, frantic, and incredibly fun arcade-style shoot-em-up!
PAIcom (furry computer assistant)
PAIcom! The funniest and best furry voice computer assistant there is![Also the first furry (protogen) computer assistant in the world!] Using your microphone you can talk to him! He can open apps, games, websites on your computer and much more! (+ he can be fully modded!!!)
FALLSTRUKTUR
It takes a while to go back to sleep, but inevitably, you return. To dream of the Fallstruktur.
Sensei! I Like You So Much!
"Sensei! I Like You So Much!" is a fandom business simulation game. You will play as a fanfic author, create & release your fanzine, join comicons, gather followers, and become a legend with your fellow fans around! You can buy goods of your pairing, build itabags, and decorate your room as well!
The Karters 2: Turbo Charged
Get ready for the ultimate kart racing experience on Steam & Steam Deck! Inspired by Crash Team Racing, built with its own identity, advanced gameplay systems, tons of new features and massive modding support for endless replayability!
Cube Chaos
Cube Chaos is a complex strategy roguelike about placing units to create giant armies, factories, combos, or self replicating murder crabs, overwhelming and outsmarting your opponents. Build and adapt new strategies each run using a ludicrous variety of units, perks and more.
Truck World: Australia - First Haul
Become a truckie in the heart of Australia! Brave the scorching desert, conquer a sandstorm and support the local industry by delivering vital cargo across the continent’s treacherous terrain.
Blacksmith Master
Manage your own medieval smithy in Blacksmith Master and supervise the entire process from mining ores and gems to designing and selling finished products. Forge everything from weapons and armor to tools and cooking utensils to fund your craft and become the Blacksmith Master.
SubwaySim 2
Explore the three most picturesque underground lines in Germany! The Berlin U1/U3 and the Hamburg U3 are waiting for you. Immerse yourself in everyday life in the two German metropolises and discover famous sights such as Hamburg's harbour or Berlin's Oberbaum Bridge.
Speedway Challenge 2025
Feel speedway emotions thanks to realistic riding physics. Play online mode with friends or local in career mode, league mode, challenges, tournament and quick matches. Are you ready for the challenge?
STORROR Parkour Pro
The city is your playground. The risk is real. The path is yours. A physics-driven experience that will immerse you in an authentic urban environment. Master your movement, challenge your instincts, and traverse a city designed for limitless creative potential.
inZOI
"Every life becomes a story" Create your unique story by controlling and observing the lives of 'Zois'. Customize characters and build houses using inZOI's easy-to-use tools to live the life of your dreams and experience the different emotions of life created by its deep and detailed simulation.
Cataclismo
Design and build fortresses brick by brick to stand against endless hordes of Horrors in this real-time strategy game with resource management, siege defense, and exploration. Lead from the ramparts, push back the darkness, and hold fast against the creatures of the Mist.