Most Popular Mod Games on Steam
Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated mod games.
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Cities: Skylines
Cities: Skylines is a modern take on the classic city simulation. The game introduces new game play elements to realize the thrill and hardships of creating and maintaining a real city whilst expanding on some well-established tropes of the city building experience.
No More Room in Hell
The chances of you surviving this all out war of society and the undead are slim to none. Already, there are millions of the walking dead shambling about, searching for food to eat. There's no known cure. One bite can possibly end it all for you. However, you aren't alone in this nightmare.
Cry of Fear
Cry of Fear is a psychological single-player and co-op horror game set in a deserted town filled with horrific creatures and nightmarish delusions. You play as a young man desperately searching for answers in the cold Scandinavian night, finding his way through the city as he slowly descends into madness.
Counter-Strike Nexon
Counter-Strike Nexon is a Free to Play MMOFPS offering competitive PvP and PvE action including content from the original Counter-Strike and all new game modes, map creation function, weapons, and hordes of Zombies!
Black Mesa
Relive Half-Life.
CarX Drift Racing Online
CarX Drift Racing Online is your chance to immerse yourself in the real world of drifting. Get together with friends, tune your car and burn some tires!
Fistful of Frags
Multiplayer based, first person enabled, action packed and skill demanding shooter set in the Wild West times. A unique combination of non stop action and slow but powerful weaponry.
Codename CURE
Codename CURE is a first person, co-operative zombie game with support for up to five players, providing dynamic, fast-paced zombie fragging with both objective, and survival-based missions.
Just Cause 2: Multiplayer Mod
JC2-MP is a project to bring multiplayer to Just Cause 2 in all of its magnificent glory. Imagine the chaos of normal Just Cause 2, then extending it out to dozens, hundreds, and even thousands of players.
STAR WARS™ Empire at War - Gold Pack
Command or corrupt an entire galaxy in the definitive Star Wars strategy collection. It is a time of galactic civil war. Will you take up the reins of the Rebellion, assume control of the Empire, or rule the Star Wars Underworld?
Bloons TD Battles
Go head to head with other players in a Bloon-popping battle for victory. From the creators of best-selling Bloons TD 5, this all new Battles game is specially designed for multiplayer combat, featuring the ability to control bloons directly and send them charging past your opponent's defenses.
Transport Fever 2
The classic transport simulation genre has a new gold standard with Transport Fever 2. Discover a whole new world by navigating transport routes through land, water and air. May progress and prosperity find their way!
Skater XL - The Ultimate Skateboarding Game
Experience unparalleled board control and responsiveness while you skate iconic real-world skate spots. This is the evolution of skateboarding gameplay. With Independent Foot Control and unique physics-based gameplay, skate gamers finally have the expressive controls they have always dreamed of.
Company of Heroes
Delivering a visceral WWII gaming experience, Company of Heroes redefines RTS by bringing the sacrifice of heroic soldiers, war-ravaged environments, and dynamic battlefields to life. Please visit the "Company of Heroes - Legacy Edition" page for additional user reviews.
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.
BLEACH Brave Souls
The world of mega-hit manga and anime BLEACH comes to Steam in this exciting 3D action game! Build a team using your favorite characters from the BLEACH universe!
Team Fortress Classic
One of the most popular online action games of all time, Team Fortress Classic features over nine character classes -- from Medic to Spy to Demolition Man -- enlisted in a unique style of online team warfare. Each character class possesses unique weapons, items, and abilities, as teams compete online in a variety of game play modes.
Pirates Vikings & Knights II
Step into the ultimate three-way war for honor, glory, and gold! This beloved community-driven game brings together swashbuckling Pirates, battle-hardened Vikings, and chivalrous Knights in hilarious and intense class-based combat. Join the fun, embrace the chaos, and fight your way to victory!
Car Mechanic Simulator 2015
New cars, new tools, new options, more parts and much more fun in the next version of Car Mechanic Simulator! Take your wrench! Create and expand your auto repairs service empire. Car Mechanic Simulator 2015 will take you behind the scenes of daily routine in car workshop.
Bus Simulator 18
Experience the job of a bus driver in a vast and freely drivable urban area. Drive original licensed city buses from the great brands: Mercedes-Benz, Setra, MAN, and IVECO BUS. Transport your passengers safely and punctually, either solo in single player mode, or in multiplayer mode.
Transmissions: Element 120
TE120 is a short single player experience set in the Half-Life Universe featuring a gravity defying weapon that allows you to jump buildings and sustain large falls. The story takes place at a mysterious date & location. Where are you? Why have you been sent?
CPUCores :: Maximize Your FPS
Maximize your FPS :: Use CPUCores to isolate and constrain OS + non-game processes and dedicate CPU resources to be used exclusively for your games! CPUCores fully integrates with all Steam games!
Zombie Panic! Source
Dive into the zombie apocalypse with Zombie Panic! Source: a cooperative, survival-horror first-person-shooter. A fast-paced standalone modification.
Construction Simulator 2015
In Construction Simulator 2015, you take the controls of 16 realistic construction machines made by LIEBHERR, STILL and MAN with high-quality 3D graphics.
Notruf 112 | Emergency Call 112
Emergency Call 112 – The Fire Fighting Simulation is an exciting, fully detailed simulation of the eventful life of a big city fire department. It was developed in cooperation with and modelled on the fire brigade of Mülheim, Germany. Mülheim has one of the largest and most modern fire stations in Europe.
Men of War™
Men of War is a stunning Real-Time Strategy game that takes place during the height of World War II. Intense battles span Europe and North Africa as gamers play as Soviet, Allied or German forces across 19 massive single-player missions.
Bus Simulator 16
Get behind the wheel of 13 realistic city buses licensed by known city bus manufacturers such as Mercedes-Benz and MAN. Keep an eye on the traffic code and drive your passengers safely to their destinations through five characteristic city districts.
Rusted Warfare - RTS
{{An RTS inspired by the classics of the past!}} Making up for it's subpar retro graphics with fun gameplay and modern multi-threaded tech enabling huge battles to run smooth... Featuring singleplayer challenges, skirmish, sandbox, 10-player multiplayer & workshop modding.
PIPE by BMX Streets
PIPE is a physics based BMX experience built for the BMX community designed to simulate realistic BMX motion. Perform over 50 aerial stunts, grind any corner, send big airs in the PIPE! PIPE also includes some fun Easter Eggs for those willing to explore and think outside the box.
Battle Grounds III
After 6 years of development, Battle Grounds III (BG3) is the next iteration in the classic franchise which began 17 years ago. Prepare for battle in the American War of Independence!
Just Cause™ 3: Multiplayer Mod
Just Cause 3 Multiplayer mod is a free fan-created project bringing an explosive and highly-customizable multiplayer.
EMERGENCY 4 Deluxe
Coordinate firefighters, police, medical personnel and specialists in the classic EMERGENCY 4 Deluxe! Now with the previously untranslated bonus missions in English.
EMERGENCY 20
Coordinate your team of first responders in the anniversary edition of EMERGENCY! Featuring 10 remastered classic EMERGENCY missions and three full campaigns, EMERGENCY 20 is the complete package for both experienced and new rescue commanders!
Talvisota - Winter War
Talvisota for Rising Storm 2 brings players from the steaming jungles of Vietnam to the frozen forests of Finland, during the Soviet-Finnish Winter War of the late 1930s.
Estranged: The Departure
Estranged: The Departure follows the story of a fisherman, stranded on a mysterious island during a violent storm. Little does he know his adventure has just begun, and the island is home to more than it first seems.