Discounted 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, lists of the most played, top deals and best free moddable games are available at the bottom of the page.
Filters & Lists
Farming Simulator 15
Welcome to the new generation of Farming Simulator!With a brand new graphics and physics engine, Farming Simulator 15 offers an immense open world, filled with details and visual effects transporting the Farming Simulator franchise to a new era.
Legend of Grimrock 2
Legend of Grimrock 2 is a dungeon crawling role playing game with a modern execution but an oldschool heart. A group of four prisoners have shipwrecked on the secluded Isle of Nex. The island is filled with ancient crumbled ruins, mysterious shrines and a vast underground network of dungeons.
Starpoint Gemini 2
Captain your own space ship and roam the galaxy in 3D in this tactical space simulator with tons of RPG depth ! Space has never looked so inviting - but images can betray...It has been two years since the end of the second Gemini war, the situation in the wartorn system is further from resolution than ever.
Train Fever
It’s the year 1850, and there are great times ahead! Establish a transport company and be its manager. Build infrastructure such as railways and stations, purchase transportation vehicles and manage lines. Fulfill the people’s needs and watch cities evolve dynamically.
Distant Worlds: Universe
Distant Worlds is a vast, pausable real-time 4X space strategy game. Experience the full depth and detail of turn-based strategy, but with the simplicity and ease of real-time, and on the scale of a massively-multiplayer online game.
Age of Wonders III
Age of Wonders III is the long anticipated sequel to the award-winning strategy series. Delivering a unique mix of Empire Building, Role Playing and Warfare, Age of Wonders III offers the ultimate in turn-based fantasy strategy for veterans of the series and new players alike!
OMSI 2: Steam Edition
Off to the next round! Experience a new omnibus simulator with OMSI 2 and start discovering Spandau while driving the omnibus. OMSI 2 is the successor of the well-known and awarded omnibus simulator "OMSI - The Bus Simulator".
Arma 3
Experience true combat gameplay in a massive military sandbox. Deploying a wide variety of single- and multiplayer content, over 20 vehicles and 40 weapons, and limitless opportunities for content creation, this is the PC’s premier military game. Authentic, diverse, open - Arma 3 sends you to war.
Game Dev Tycoon
In Game Dev Tycoon you replay the history of the gaming industry by starting your own video game development company in the 80s. Create best selling games. Research new technologies and invent new game types. Become the leader of the market and gain worldwide fans.
Europa Universalis IV
Rule your land and dominate the world with unparalleled freedom, depth and historical accuracy. Write a new history of the world and build an empire for the ages.
Shadowrun Returns
The unique cyberpunk-meets-fantasy world of Shadowrun has gained a huge cult following since its creation nearly 25 years ago. Now, creator Jordan Weisman returns to the world of Shadowrun, modernizing this classic game setting as a single player, turn-based tactical RPG.
Don't Starve
Don’t Starve is an uncompromising wilderness survival game full of science and magic. Enter a strange and unexplored world full of strange creatures, dangers, and surprises. Gather resources to craft items and structures that match your survival style.
ShootMania Storm
ShootMania the FPS “Powered By Players”ShootMania Storm is revolutionizing the multiplayer FPS by adding a community dimension and unlimited replayability. Developed by the Nadeo studio, renowned for community racing game, TrackMania, ShootMania Storm boasts quick-fire matches and epic battles, where only your talent will distinguish you...
Euro Truck Simulator
The original Euro Truck Simulator - the game which has become the classic of the genre and is still relevant today. The first truck simulation game in a European setting, with European long haul trucks!
Scribblenauts Unlimited
The best-selling, award-winning franchise is back – on your home PC in gorgeous HD for the first time.
Euro Truck Simulator 2
Travel across Europe as king of the road, a trucker who delivers important cargo across impressive distances! With dozens of cities to explore, your endurance, skill and speed will all be pushed to their limits.
Cortex Command
Choose between different factions, with their own set of expendable soldiers, mechas, and weapons. Protect your brain, mine gold, and destroy the enemy cortex in his bunker complex!
Torchlight II
The adventure continues in Torchlight II! An Action RPG filled with epic battles, bountiful treasure, and a fully randomized world. Bring your friends along for the journey with online and LAN multiplayer.
Legend of Grimrock
Use the Dungeon Editor to build entirely new adventures and challenges for other players to solve.
A Total War Saga: FALL OF THE SAMURAI
Experience the dramatic conflict of samurai culture and modern weaponry between the Imperial throne and the last Shogunate in 19th century Japan.
The Elder Scrolls V: Skyrim
EPIC FANTASY REBORN The next chapter in the highly anticipated Elder Scrolls saga arrives from the makers of the 2006 and 2008 Games of the Year, Bethesda Game Studios. Skyrim reimagines and revolutionizes the open-world fantasy epic, bringing to life a complete virtual world open for you to explore any way you choose.
Dungeon Defenders
Create a hero from one of four classes to save Etheria in this 4-player coop Tower Defense Action-RPG. Includes Steam exclusive Portal gun & TF2 familiars!
Supreme Commander: Forged Alliance
The last days of man are at hand.. Two years after the Infinite War the once great warring nations now lie in ruins, and humanity’s hope for a brighter future is nothing but a bitter memory. A new, seemingly unstoppable enemy, supported by the zealots of The Order, now seeks to eradicate mankind: UEF, Aeon Loyalist, and Cybran alike.Most played moddable games on Steam
Take a look at the top moddable games that are currently attracting the largest player bases on the Steam platform, as of April 19th 2025.
1. Garry's Mod
Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play. Garry's Mod is a sandbox, moddable and multiplayer game developed by Facepunch Studios and published by Valve. Released on November 29th 2006 has received 1,150,066 reviews of which 1,113,171 were positive and 36,895 were negative resulting in an impressive rating of 9.6 out of 10. The game has hit the top spot as the #1 most played moddable game, thanks to its 21,543 peak concurrent players over the last day.
9.6
1,113,171
36,895
21,543
players
2. Fallout: New Vegas
Welcome to Vegas. New Vegas. Enjoy your stay! Fallout: New Vegas is a open world, rpg and post-apocalyptic game developed by Obsidian Entertainment and published by Bethesda Softworks. Released on October 21st 2010 has received 225,642 reviews of which 216,820 were positive and 8,822 were negative resulting in an impressive rating of 9.5 out of 10. While seeing 5,610 players online at once in the last 24 hours, this game is currently ranked #2 among moddable games based on player count.
9.5
216,820
8,822
5,610
players
3. People Playground
Shoot, stab, burn, poison, tear, vaporise, or crush ragdolls in a large open space. People Playground is a sandbox, gore and physics game developed by mestiez and published by Studio Minus. Released on July 23rd 2019 has received 278,502 reviews of which 274,557 were positive and 3,945 were negative resulting in an impressive rating of 9.8 out of 10. While seeing 4,662 players online at once in the last 24 hours, this game is currently ranked #3 among moddable games based on player count.
9.8
274,557
3,945
4,662
players
4. 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. Workers & Resources: Soviet Republic is a strategy, simulation and city builder game developed by 3Division and published by Hooded Horse. Released on June 20th 2024 has received 21,602 reviews of which 19,724 were positive and 1,878 were negative resulting in a rating of 8.9 out of 10. With 1,961 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played moddable games.
8.9
19,724
1,878
1,961
players
5. The Elder Scrolls V: Skyrim
EPIC FANTASY REBORN The next chapter in the highly anticipated Elder Scrolls saga arrives from the makers of the 2006 and 2008 Games of the Year, Bethesda Game Studios. Skyrim reimagines and revolutionizes the open-world fantasy epic, bringing to life a complete virtual world open for you to explore any way you choose. The Elder Scrolls V: Skyrim is a open world, rpg and fantasy game developed by Bethesda Game Studios and published by Bethesda Softworks. Released on November 10th 2011 has received 316,972 reviews of which 300,663 were positive and 16,309 were negative resulting in an impressive rating of 9.4 out of 10. With 1,630 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played moddable games.
9.4
300,663
16,309
1,630
players
6. The Elder Scrolls IV: Oblivion® Game of the Year Edition
The Elder Scrolls IV: Oblivion® Game of the Year Edition presents one of the best RPGs of all time like never before. Step inside the most richly detailed and vibrant game-world ever created. With a powerful combination of freeform gameplay and unprecedented graphics, you can unravel the main quest at your own pace or explore the vast... The Elder Scrolls IV: Oblivion® Game of the Year Edition is a rpg, open world and fantasy game developed by Bethesda Game Studios and published by Bethesda Softworks. Released on June 16th 2009 has received 49,252 reviews of which 46,991 were positive and 2,261 were negative resulting in an impressive rating of 9.4 out of 10. With 1,574 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played moddable games.
9.4
46,991
2,261
1,574
players
7. 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. Car Mechanic Simulator 2021 is a simulation, automobile sim and sandbox game developed by Red Dot Games and published by PlayWay S.A.. Released on August 11th 2021 has received 28,896 reviews of which 27,723 were positive and 1,173 were negative resulting in an impressive rating of 9.4 out of 10. With 1,563 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played moddable games.
9.4
27,723
1,173
1,563
players
8. 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. Blade and Sorcery is a vr, swordplay and moddable game developed and published by WarpFrog. Released on June 17th 2024 has received 56,980 reviews of which 55,088 were positive and 1,892 were negative resulting in an impressive rating of 9.5 out of 10. With 747 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played moddable games.
9.5
55,088
1,892
747
players
9. Beat Saber
Beat Saber is a VR rhythm game where you slash the beats of adrenaline-pumping music as they fly towards you, surrounded by a futuristic world. Beat Saber is a vr, rhythm and music game developed and published by Beat Games. Released on May 21st 2019 has received 74,429 reviews of which 71,160 were positive and 3,269 were negative resulting in an impressive rating of 9.4 out of 10. With 597 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played moddable games.
9.4
71,160
3,269
597
players
10. Fallout 3: Game of the Year Edition
Prepare for the Future™ With Fallout 3: Game of the Year Edition, experience the most acclaimed game of 2008 like never before. Create a character of your choosing and descend into an awe-inspiring, post-apocalyptic world where every minute is a fight for survival. Fallout 3: Game of the Year Edition is a open world, rpg and post-apocalyptic game developed by Bethesda Game Studios and published by Bethesda Softworks. Released on December 17th 2009 has received 50,257 reviews of which 40,779 were positive and 9,478 were negative resulting in a rating of 8.0 out of 10. With 481 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played moddable games.
8.0
40,779
9,478
481
players
Best deals on moddable games on Steam
Discover fantastic savings with the best discounts on a variety of moddable games available on Steam right now, updated on April 19th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted moddable games.
1. Ashes of the Singularity: Escalation
A massive-scale real-time strategy game where you command entire armies on a dynamic battlefield. Conquer multiple worlds across several single-player campaigns; or play with your friends in multiplayer combat. Ashes of the Singularity: Escalation is a rts, base-building and pvp game developed by Stardock Entertainment and Oxide Games and published by Stardock Entertainment. Released on November 10th 2016 has received 4,742 reviews of which 3,530 were positive and 1,212 were negative resulting in a rating of 7.3 out of 10. Featuring a massive 94% discount, this game currently holds the #1 spot in the best deals for moddable category.
7.3
3,530
1,212
-94%
29.17€
1.75€
2. 112 Operator
Manage emergency services in any city in the world! Take calls and dispatch rescue forces. Handle difficult situations, now depending on the weather, and traffic. Help the citizens through cataclysms and natural disasters, becoming a better emergency number operator every day! 112 Operator is a simulation, realistic and casual game developed by Jutsu Games and published by Games Operators. Released on April 23rd 2020 has received 6,469 reviews of which 5,790 were positive and 679 were negative resulting in a rating of 8.7 out of 10. Thanks to its incredible 92% discount, this game is now the #2 best deal in moddable games.
8.7
5,790
679
-92%
21.75€
1.74€
3. Airport CEO
Build and manage an international airport! Airport CEO is a flight, resource management and moddable game developed and published by Apog Labs. Released on March 04th 2021 has received 7,595 reviews of which 6,361 were positive and 1,234 were negative resulting in a rating of 8.2 out of 10. Thanks to its incredible 72% discount, this game is now the #3 best deal in moddable games.
8.2
6,361
1,234
-72%
24.39€
6.83€
4. 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. Car Mechanic Simulator 2021 is a simulation, automobile sim and sandbox game developed by Red Dot Games and published by PlayWay S.A.. Released on August 11th 2021 has received 28,896 reviews of which 27,723 were positive and 1,173 were negative resulting in an impressive rating of 9.4 out of 10. Currently offered at a significant 67% discount, this title has earned the #4 position in the best deals for moddable games.
9.4
27,723
1,173
-67%
24.15€
7.97€
5. 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. Workers & Resources: Soviet Republic is a strategy, simulation and city builder game developed by 3Division and published by Hooded Horse. Released on June 20th 2024 has received 21,602 reviews of which 19,724 were positive and 1,878 were negative resulting in a rating of 8.9 out of 10. Currently offered at a significant 65% discount, this title has earned the #5 position in the best deals for moddable games.
8.9
19,724
1,878
-65%
40.40€
14.14€
6. The Elder Scrolls V: Skyrim
EPIC FANTASY REBORN The next chapter in the highly anticipated Elder Scrolls saga arrives from the makers of the 2006 and 2008 Games of the Year, Bethesda Game Studios. Skyrim reimagines and revolutionizes the open-world fantasy epic, bringing to life a complete virtual world open for you to explore any way you choose. The Elder Scrolls V: Skyrim is a open world, rpg and fantasy game developed by Bethesda Game Studios and published by Bethesda Softworks. Released on November 10th 2011 has received 316,972 reviews of which 300,663 were positive and 16,309 were negative resulting in an impressive rating of 9.4 out of 10. Currently offered at a significant 56% discount, this title has earned the #6 position in the best deals for moddable games.
9.4
300,663
16,309
-56%
15.00€
6.60€
7. Garry's Mod
Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play. Garry's Mod is a sandbox, moddable and multiplayer game developed by Facepunch Studios and published by Valve. Released on November 29th 2006 has received 1,150,066 reviews of which 1,113,171 were positive and 36,895 were negative resulting in an impressive rating of 9.6 out of 10. Currently offered at a 40% discount, this title has earned the #7 position in the best deals for moddable games.
9.6
1,113,171
36,895
-40%
9.99€
5.99€
Free moddable games on Steam
Check out this fantastic list of free-to-play moddable games you can enjoy on Steam right now, updated on April 19th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play moddable games.
1. DFHack - Dwarf Fortress Modding Engine
Extensions for Dwarf Fortress, including bugfixes, interface improvements, automation agents, design blueprints, modding building blocks, and other tools. DFHack - Dwarf Fortress Modding Engine is a dwarf, simulation and software game developed and published by The DFHack Team. Released on April 13th 2023 has received 692 reviews of which 687 were positive and 5 were negative resulting in an impressive rating of 9.2 out of 10. With 258 active players enjoying it for free, this strategy game has reached the #1 spot among the top free moddable games on Steam.
9.2
687
5
258
players