1Coming soon
Co-op games that have not shipped yet, in the order Steam's Popular Upcoming shelf ranks them.
1
2Aniimo
3Anime Shop Simulator ✨
4Dumb Ways to Build
5Active Matter
6THE DEAD WE KNEW: Open World Survival

You are a M.E.G. researcher sent into the Backrooms to complete the tasks you’re given. Follow instructions. Don’t ask questions. Explore unsettling, realistic Backrooms levels alone or with a team of

A co-op adventure game. The mafia wants to get rid of a body. You’re construction workers. Your job: carry a body bag to the top of a skyscraper. Bury it in concrete. Two problems. First: You have to

AION 2 is the only MMORPG built around a world where the sky is the battlefield. Choose your faction, ascend as a Daeva, and fight a faction war across a world 36 times larger than the original. PC on

OpenFront is an intense PvP battle-royale where hundreds clash on a vast map, forging alliances, amassing wealth, and unleashing nuclear strikes to dominate the world.

Run the world's most chaotic fast food joint! Play solo or with up to 8 friends as you take orders, make burgers, and hustle to keep customers happy. Grow your business with every shift.

Play in co-op as the crew of the world’s worst airline. Your plane is falling apart, your cargo is illegal, and passenger safety barely makes the list.

Cozy first person co-op organizing and cleaning simulator! Sort wands, tarot decks and potions. Tidy up the shop to earn points and unlock powerful spells that help you restore order before the Alchem

Embark on this two-player adventure in a colorful world to forge a strong bond with your friend, partner, or family. Overcome challenging puzzles. Unleash your unique playstyle using the diverse abili

Gather your allies. Eliminate Angels. Transform into a Magical Girl. Slay god. Kernel Hearts is a Multiplayer Co-Op Roguelike Action RPG about four magical girls and their attempt to save a world that

Stack game-breaking synergies until your party can slay gods. Command a party of heroes, forge powerful synergies, and level them up across runs in this turn-based tactics roguelite. Battle the gods s

Step into the vibrant world of nightlife! Create, manage & customize your own nightclub, solo or co-op. From hiring staff and organizing events to setting the perfect atmosphere with music & lighting,

An online 1-6 player co-op game about investigating and collecting data in the infinitely massive Backrooms with your fellow employees. Explore. Do your job. Return alive.

Repair your rundown RV and hit the road solo or in 1–4 player co-op through a procedurally generated post-apocalyptic world. Gather resources, customize your RV, and survive as long as you can.

DIG Raiders is a multiplayer co-op mining adventure combining exploration, extraction, and aliens. An alien ship crashed deep beneath the city, and you’ve bet your life savings to buy the land. All yo

Play as a gang of mischievous raccoons in this chaotic co-op sandbox for 1-4 players. Complete ridiculous missions, steal everything you can carry, and outsmart a relentless Exterminator determined to

Transform a chaotic area into a satisfying work of art. Follow the paver layout plan and place 4,064 pavers in their correct locations. Work alone or together with friends, develop useful skills, and

A proximity voice chat social deduction game where criminals must commit secret crimes while a Supervisor hunts them, and a hidden Snitch betrays them from within.

A two-player co-op puzzle game with 30 challenging levels. Work together, solve puzzles, and practice deep breathing as your partner "figures it out."

Sort thousands of colorful bricks, organize them onto shelves, build whatever you can imagine, and unleash the occasional earthquake. Play at your own pace alone or invite friends to join you online i

Take on crazy parkour courses with your friends in a snowy mountain village! Overcome challenging obstacles, navigate icy roads, and make your way to the finish line. Car Parkour 3 Together brings mor

Your favorite trivia-obsessed serial killer is heading to summer camp to put you through a sinister new set of minigames and murder. Take a stab at answering questions correctly, engage in luck and sk

An online co-op horror game for up to 4 players. Play solo or with your friends to collect Platonic Pumpkins and save your precious friend infected by the terrifying Yandere Virus.

Survive a replayable first-person liminal horror run where every Echo you recover makes the exit clearer and the thing hunting you more aware.

Handcrafted Puzzles || Co-op Multiplayer || Your beloved aphid, Count Ferdinand III, has been kidnapped! Follow the trail to a seemingly abandoned village, solve tricky puzzles, find tools, and uncove

Explore, Build, Farm, Craft and Fight in this survival sandbox adventure for 1-8 players. Delve deep to uncover the secret of the invading 'Faults' and restore stability to the land.

Embark on your creative journey of vehicle design, as you create and operate vehicles to navigate this dangerous open world. Anymaker is a detailed and technical vehicle building game. Design your cha

Bring life back to a world in ashes by guiding the Pouics, solo or in co-op, through a real-time tactical adventure where every region you save must be protected from falling back into the embers.

Your bond is your greatest weapon! Team up with a friend to battle monsters by answering quirky and thought-provoking questions about each other, while building decks and exploring an ever-changing wo

Good Heavens! is an open-world crafting and building RPG for solo and online co-op up to 8 players. Explore mysterious biomes, build your base, master six distinct tech trees, rebuild fallen cities, a

Dominican partner dominoes in 3D, with proximity voice chat: you hear every player from where they're sitting. Private rooms, a room browser, offline AI, and games to 100, 120, 150 or 200 points.

Build the physical game store of your dreams! Stock the shelves, serve customers, fulfil online orders and grow a tiny game shop into a thriving business, either on your own or with your friends, in t

Skibidi Wars is a fast-paced multiplayer FPS/TPS action game inspired by internet meme culture. The game pits two iconic and absurd factions against each other: the technologically advanced Cameraman

Turn your daily typing into books. Every keystroke and click helps your desktop companion write books while you work or study. Publish their books, earn money, and grow your bookstore.

Craft your special recipe juices and sell them in medieval villages. Expand your business with new recipes, machines, properties, and workers. Play online with your friend or go solo, and enjoy the gr

Spiritus Astrum is a persistent, open-world roleplaying sandbox with multiplayer support. It features an infinite, procedurally generated universe which players are free to explore without restriction

Work together to build towering structures and reach the Moon! Build massive towers, launch rockets, slow down the incoming meteor, and discover anomaly boxes to keep your structure balanced. A chaoti

Create and play tabletop RPG adventures with your friends in immersive 2D and 3D environments. Build characters, explore fantasy worlds, roll dice, manage tactical turn-based battles, and bring your o

Adoros is dying. A catastrophic Void Anomaly has torn open the planet’s surface, warping reality and unleashing forces no one fully understands. You are a Cube Crusader sent to crush the Anomaly, at a

SIQIL is a chaotic walking simulator where you're a newly hatched chick balancing on a pair of clumsy human legs. You walk with your own body via webcam, and of course you can play with mouse, keyboar

What's this? An off-the-wall, riveting jetpunk nose-breaking ricochet action platformer, lovingly crafted by the oddballs behind the Teslagrad series!

A short film you shoot your way through with 1-4 players. The entire game is one fifteen-minute battle, scored to a single piece of music; it's an experiment in using music and gameplay to capture a b

33 Days till Extraction is a top-down sci-fi action RPG shooter with roguelike progression. Harness brutal firepower and necromantic skills to survive.

Dive into an immersive 3D rhythm experience. Whether playing solo or teaming up in 2-player local co-op, you can tackle different difficulties and specialized playstyles, including Guitar and Dance Mo

The Missing Tail is a cozy co-op adventure where you play as two cats exploring a lively medieval courtyard and castle.

TNT Bomb drops you into fast, explosive arenas where every move counts. Set clever traps, dodge blasts, and feel the thrill of outsmarting your opponents in chaotic, heart-pounding battles where one p

Replace the misplaced products with your friends and step back into the Old Market universe and take control of the mess before the doors open.

Huglings is a cozy adventure for 1-4 players where you can help the huglings restore their village, which was damaged by the goblins. Create peace as you farm, craft, and decorate your dream home. No

Drift, slipstream, and chain risky near-misses at insane speeds to build huge combos. Adapt to procedurally generated streets and challenges, upgrade your ride, unlock abilities, and stack powerful ca

A lightweight TTRPG companion for running combat and scenes with essential virtual tabletop (VTT) features. Smart grid detection, video maps, and instant party sync. Bring your own assets. Great for i

Once Before Us is a cooperative puzzle adventure for two players. Communication and observation are the only ways forward - every riddle, mechanism, and clue requires teamwork. Together you’ll explore

A persistent multiplayer card-RPG in Arthurian Britain. Merlin bound all war into a card rite: the same hand moves you across the isles and fights your duels. Beat one of his escaped Trumps and tear i

A fun physics based co-op hand simulator in which you prepare food in 5 crazy kitchens. 4 Chef hands can share the kitchen at the same time locally.

A 2-16 player party game about competitive fashion disasters. Sculpt an outfit from geometric shapes to match a secret prompt, pick your pose and your walk, then strut the runway while everyone else r

Ride, climb, kick, and survive! Ride Up Together is a chaotic 1-8 player online co-op motorcycle climbing game where every jump matters. Climb to the top, sabotage your friends with powerful kicks, su
Release dates are the developer's own, from the Steam storefront — “Q4 2026” and “Coming soon” are theirs, not ours, and they slip. Most anticipated is the order of Steam's Popular Upcoming co-op shelf, captured when the catalog was built: the number beside a row is its place in that order, not a wishlist count — Steam publishes the shelf, not the figure behind it. There is no vote control on this board, because nobody has played these yet.