Includes Source SDK Games
Discover the best co-op games on Steam. Access estimated total revenue, median sales per game, saturation levels, and top-performing titles to benchmark your project.
Games with Includes Source SDK
Explore all games featuring includes source sdk
0Dreamjob: Programmer Simulator - Learn Programming Games
A programmer's career sim. Acquire actual coding skills while playing! Learn programming from zero, earn skill points, change your office, create devices and games with visual programming. Our code learning game is a perfect introduction to Python, C++, C#, Java, or JavaScript.
0Shots
Shots is a PvP action multiplayer shooter game with a lots of weapons!
0OP. After-Mass N1
A game project developed by one man, featuring up to 4k resolution of textures, five unique styles contain in one map. Powered by advanced global illumination and Ray-Tracing enabled to simulate real world visual quality. If you interested you can even join me with this project, bring fun to others.
0STATIK
STATIK is a 4 player online co-op horror game. A group of kids in the 1980's find an abandoned house with a shelf full of VHS tapes. When each tape is played, the events of the movie start to play out in real life. Will you escape with your lives or become another victim of the static.
0We Hidden
A 2D Hide and Seek Multiplayer with cute chameleons!
0Shah Mat!
Alex is drawn into Shah Mat, a mysterious weekend tournament run by a joyful but unnerving host. Compete, trust, deceive, and uncover the truth behind your fellow players—and why you were chosen to be part of it.
0Backrooms: Perpetual
Backrooms horror multiplayer game that is procedurally generated.
0Cream War
This is a multiplayer party game, players can experience the fun of cooperating with friends to complete tasks (interactive damage) in this lovely game - the game adds a large number of different types of props, gameplay and modes to join the chaos of the party together crazy!
0Abyssal
Chemistry WorldChemistry World is a game where education and fun are paramount. The game aims to provide a fun and educational learning environment that can be used for school, for building knowledge or just for fun.The game is built with school computer hardware in mind so that this game is accessible to anyone with a laptop or PC.
0Paperplanes
A Third Person Action Adventure game where you explore the conflicted land of contemporary India in a post climate change crisis as an eighteen year old Hope.
0War Of Celestials
Join the fight for world domination as the Celestials fight over territory. Play your way with multiple different classes and sub classes. Want to assassinate people or perhaps you want to cast fire ball no matter the room size, either way there is a play style for everyone.
0AfterImpaKt
AfterImpaKt creates dynamically generated experiences from the favelas of Rio until distant planets in another galaxy. Everything is designed to be played forever. Replayability will be extreme. Trying again will have another meaning in this game. Every play will be a journey to the unknown.
0Project: Spike
Do you have what it takes to live in a post-apocalyptic zombie world? After the scientists tried everything they could, it was too late. The virus they have accidentally created, destroyed humanity as we know it. How will the remaining few survive? - This is where your story begins, traveler.
0Stryke
The future is bleak, its Universe hostile, and not your friend. Mercilessly Tactical, Turn-Based Base-Building Strategy. Pick one of four Factions and develop a battleplan against or with players around the Globe, in a fight against a relentless rogue AI. There is not much Time.
0AMYGDALA: Prelude
Dragged into a dark conspiracy, explore and survive your way through the beginning of the end for the nation of Australia. Use your wits and instinct to stay alive in this 2000s-style first person liminal exploratory horror shooter set down under during the 1990s.
0Mankind's Last Stand
Mankind's Last Stand is an epic off-world 3rd-person shooter. Take command of the mighty Decimator, customize and upgrade its weapons to crush alien invaders. Prepare for intense boss fights, stock up on boosters, and reclaim all zones to restore order.
0Frame of Mind - A game of thoughts.
Frame of Mind - A game of thoughts is a brief and cozy narrative game that lets you explore a character via thoughts and momentos you find in stages of their life. Its an introspective game, meant to share some experiences a peer-group of neurodivergent queers, including the dev, had growing up.
0Spellsword
Spellsword is an interactive web-based game designed to improve our command of the English language.
0大千 VAST
VAST is a virtual platform by Sandman Studios that uses Unreal Engine 5 to create immersive experiences. Creators can build their own worlds and attend thousands of events. VAST collaborates with curators to provide the best immersive experiences.
0Gamma Strain
Gamma Strain is an intense third-person co-op horror shooter. Gear up, create unique builds and synergies, and battle terrifying creatures. Teamwork, tactics, and flawless execution are key to your survival.