Online co-op Building games

Every online co-op Building game on Steam we know of, newest first. Add tags or a price band to narrow it down.

Showing 231–240 of 577 games matching Building · updated 12 Oct 2026

Filters: Building × Clear all
$
Released
Price
$ · Cheap
Players
👥 4–100 players
Reviews
12% of 47

Remain is an MMO game. Within this open world, you can tame "zombies", making them your labor force, or commanding them to fight your foes. Apart from zombies, you will still have to face the survival challenges of food and water. Remaining warriors, don't let your guard down, and keep surviving...

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 1–4 players
Reviews
35% of 715

Design your dream caravan in detail, roam freely with your mobile home, set up your camp with friends, and enjoy music by the campfire in a vast open world! - EARLY ACCESS ALPHA VERSION - OVERHAUL UPDATE WILL COMING

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
66% of 9,537

The Front is a survival open-world crafting sandbox game. You are a resistance fighter sent back in time to stop the rise of a tyrannical empire. Collect resources, craft tech, build shelters, and fight monsters to accomplish your mission.

If you loved these, you'll love this

$$$
Released
Price
$$$ · Expensive
Players
👥 Not stated
Reviews
63% of 363

Wreckreation is an evolving open-world driving playground built around choice. Play solo, explore on- and off road, create your own races and challenges, hang out online with friends using full cross-play. With fast updates shaped by players, this world keeps evolving.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
94% of 1,941

A chill idle game that sits in your screen while you do other tasks. Watch your cock train and grow, decorate his island, and buy him some stylish hats. Is your cock the biggest among your friends? Now it can be!

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 2

Stranded on a deserted island, survive alone or invite your friends in co-op multiplayer! Explore an infinite procedural open world, gather natural resources, master node-based crafting, and construct bases with real physics in IslaNode Rescue Signal.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Not stated
Reviews
43% of 16

《战法纪元》是一款独立开发的复古类传统网络游戏。操作简单但是玩法丰富,在游戏中你可以根据自己的喜好完全自由交易,与玩家争夺各类首领。没有职业区分,但可以通过搭配来构成自己独特的战斗体系。能够制作物品道具,建造发展自己的领地,或者攻占别人的领地。更多玩法持续更新中!

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
50% of 6

Death nomad is a survival game with procedurally generated environments. The environment will force you to improve your equipment, defense and constantly move around the world, prolonging your chances of survive.

If you loved these, you'll love this