Online co-op Moddable games

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

Showing 11–20 of 91 games matching Moddable · updated 12 Oct 2026

Filters: Moddable × Clear all
$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
81% of 149

Play a local Quiz game with your friends and family. Create your own Quiz using the Party Quiz Constructor or use the Steam Workshop to download one of the Quizzes made by the community. Test your knowledge!

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
98% of 54

Let your magic run wild in this fast-paced fantasy card game, with a unique resource system, back-and-forth battles, moddable cards and multiple unique game modes. Play alone or with up to four players online, without needing to pay for new cards.

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
80% of 15

Start in 1980 in your garage and build your software empire. Unlock languages from BASIC to Python, develop projects, hire programmers and upgrade your office. Survive deadlines, bugs and demanding clients in this tycoon simulation.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 32 players
Reviews
68% of 35

A fantasy strategy with turn-based tactical combat where your goal is to become a God. Build your empire, forge alliances, ascend to godhood, then watch every ally turn on you the moment you're about to win.

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
84% of 44

FLESHCANCER is a Fast-paced Boomer Shooter with surreal environments and old-school violence. Fight cannibal cultists, terrorists, grotesque aberrations and more. MAKE IT RAIN FLESH, ORGANS, AND BLOOD LIKE NEVER BEFORE.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
66% of 6

Stickforge is a fun, physics-based 2D multiplayer online stickman game. Fight and build with other players. Create your own maps, items, and skins. Multiplayer stickman arena PVP.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Not stated
Reviews
66% of 3

War of the Damned is a tabletop RPG designed for Game Masters and players to bring their own adventures to life in a world in ruins. An intuitive and friendly experience, ideal for those looking to dive into the action without barriers.

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$
Released
Price
$ · Cheap
Players
👥 1–6 players
Reviews
0% of 1

An online co-op horror game for up to 6 players. Scavenge dangerous, abandoned environments for valuable loot to meet the Company's strict profit quota. Survive unpredictable monsters, manage your gear, and work together to escape alive.

If you loved these, you'll love this