IMHO.

Games like Source Code

If Source Code is your kind of game, the closest matches are DotStrike, Rivals Squad and E.E.R.I.E2 — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Source Code: "Source Code" is a large-scale multiplayer online and LAN FPS/TPS game set in the backdrop of World War III. It features building and portal systems, a comprehensive Zombie DLC, and a wide array of firearms and equipment for competitive shooting.

2024ActionSportsAdventureSimulationMassively Multiplayer19.99 USDWindowsby Blitzball.Inc
Source Code — Steam game cover

Players who liked Source Code also play

Steam players who put hours into Source Code also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. DotStrike

    WHY THIS

    Top pick for Source Code fans by collaborative filtering across millions of Steam libraries. Shares Action and Massively Multiplayer with Source Code.

    DotStrike is a 3D online shooter in which alien invaders in the form of colored spheres fight each other in a seaport. But the aliens are not fighting alone.

    2022ActionIndieMassively Multiplayer7.99 USDSteam ↗
  2. Rivals Squad

    WHY THIS

    Second-strongest match for Source Code fans by collaborative filtering across millions of Steam libraries. Shares Action and Massively Multiplayer with Source Code.

    Rivals Squad is a game with several exciting game modes that immerse players in a thrilling universe where strategy, competition and power are at the heart of the action. In this game, each participant plays a fearless fighter, seeking to survive in an unforgiving arena!

    2020ActionIndieMassively MultiplayerFreeSteam ↗
  3. E.E.R.I.E2

    WHY THIS

    Third-strongest match for Source Code fans by collaborative filtering across millions of Steam libraries.

    E.E.R.I.E 2 is a tactical shooting game. In the modern Gensokyo, play the role of fairy Luna, and uses a variety of modern light weapons and tactical equipment to join in a war that decides the fate of Gensokyo.

    2024Indie7.99 USDSteam ↗
  4. WWR: Warfare Robots

    WHY THIS

    Ranked #4 for Source Code fans by collaborative filtering across millions of Steam libraries. Shares Action and Simulation with Source Code.

    Join robot war games. Walking war robots battle games for free. Download now!

    2021ActionSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  5. World of Warplanes

    WHY THIS

    Ranked #5 for Source Code fans by collaborative filtering across millions of Steam libraries. Shares Action and Simulation with Source Code.

    World of Warplanes is an aerial combat MMO action game set in the Golden Age of military aviation. The game throws players into a never-ending battle for dominance of the skies.

    2022ActionSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  6. Zero Hour

    WHY THIS

    Ranked #6 for Source Code fans by collaborative filtering across millions of Steam libraries. Shares Action and Simulation with Source Code.

    Zero Hour is a tactical FPS with online team-based game play that takes place in a variety of fictional locations interpreted in Bangladesh with Real-life scale & resource management. It brings a grounded, close quarter combat experience to the game.

    2024ActionStrategySimulation9.99 USDSteam ↗
  7. War Dust VR: 32v32 Battlefields

    WHY THIS

    Ranked #7 for Source Code fans by collaborative filtering across millions of Steam libraries. Shares Action and Simulation with Source Code.

    Join the fight in War Dust VR, the ultimate FPS shooter with immersive VR gameplay. Dominate expansive battlefields with diverse vehicles, exciting mechanics, and strategic control points. Join your team and become a champion of this multiplayer war today!

    2020ActionIndieSimulation24.99 USDSteam ↗
  8. Hand Simulator: Shooter

    WHY THIS

    Ranked #8 for Source Code fans by collaborative filtering across millions of Steam libraries. Shares Action and Simulation with Source Code.

    Hand Simulator Shooter — a true contender for the shooter throne, inspired by iconic games of the genre. Take control of your hands to survive and dominate in physically realistic shootouts. Experience unique gameplay where every move matters, and become the master of the new king of shooters.

    2025ActionIndieSimulation2.99 USDDeck PlayableSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Source Code at current Steam store prices.

  1. Terraria

    WHY THIS

    Priced ~50% under Source Code on Steam right now. Shares Action and Adventure with Source Code.

    Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!

    2011ActionIndieAdventure9.99 USDDeck VerifiedSteam ↗
  2. Garry's Mod

    WHY THIS

    Priced ~75% under Source Code on Steam right now. Shares Simulation with Source Code.

    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.

    2006IndieSimulationCasual4.99 USDDeck PlayableSteam ↗
  3. Lethal Company

    WHY THIS

    Priced ~50% under Source Code on Steam right now. Shares Action and Adventure with Source Code.

    A co-op horror about scavenging at abandoned moons to sell scrap to the Company.

    2023ActionIndieAdventure9.99 USDDeck PlayableSteam ↗
  4. Left 4 Dead 2

    WHY THIS

    Priced ~50% under Source Code on Steam right now. Shares Action with Source Code.

    Set in the zombie apocalypse, Left 4 Dead 2 is a co-operative action horror FPS takes you and your friends through the cities, swamps and cemeteries of the Deep South, from Savannah to New Orleans across five expansive campaigns.

    2009Action9.99 USDDeck VerifiedSteam ↗
  5. People Playground

    WHY THIS

    Priced ~50% under Source Code on Steam right now. Shares Action and Simulation with Source Code.

    Shoot, stab, burn, poison, tear, vaporise, or crush ragdolls in a large open space.

    2019ActionIndieSimulation9.99 USDDeck PlayableSteam ↗
  6. Portal 2

    WHY THIS

    Priced ~50% under Source Code on Steam right now. Shares Action and Adventure with Source Code.

    The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!

    2011ActionAdventure9.99 USDDeck VerifiedSteam ↗
  7. Fallout: New Vegas

    WHY THIS

    Priced ~50% under Source Code on Steam right now. Shares Action with Source Code.

    Welcome to Vegas. New Vegas. Enjoy your stay!

    2010ActionRPG9.99 USDDeck PlayableSteam ↗
  8. Vampire Survivors

    WHY THIS

    Priced ~75% under Source Code on Steam right now. Shares Action with Source Code.

    Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!

    2022ActionIndieRPG4.99 USDDeck VerifiedSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Simulation and Massively Multiplayer with Source Code.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  2. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Adventure with Source Code.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  3. STRAFTAT

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Source Code.

    STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.

    2024ActionFreeDeck PlayableSteam ↗
  4. Counter-Strike:Global Offensive

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Source Code.

    Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).

    2012ActionFree To PlayFreeDeck PlayableSteam ↗
  5. The Expendabros

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Adventure with Source Code.

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗
  6. The Lab

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!

    2016Free To PlayFreeSteam ↗
  7. Cube Escape: Paradox

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with Source Code.

    The tenth Cube Escape follows the story of detective Dale Vandermeer who finds himself trapped in two different universes and needs to escape. Cube Escape: Paradox will be released together with the accompanying Paradox: A Rusty Lake Film.

    2018IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  8. Jigsaw Puzzle Dreams

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Beautiful Multiplayer Jigsaw Puzzle game where you can design the room you play in!

    2021IndieFree To PlayCasualFreeDeck PlayableSteam ↗

Frequently asked about Source Code

How much does Source Code cost?
Source Code is listed on Steam at 19.99 USD (current store price; Steam sales may reduce this temporarily).
Does Source Code have multiplayer or co-op?
Yes — Source Code supports multi-player play according to its Steam store listing (Multi-player, Online PvP, Online Co-op).
What games are most similar to Source Code?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Source Code are DotStrike, Rivals Squad, E.E.R.I.E2.
Who developed Source Code?
Source Code was developed by Blitzball.Inc.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Source Code.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.

24 Games Like Source Code — Ranked for 2026 · imho.run