Games like Garry's Mod

Mod&Play - physics sandbox. Manipulate objects and create your own constructions with friends. There are no restrictions or goals, it all depends on you.

FIREWORKS MANIA is a small casual explosive simulator game where you play around with fireworks, create beautiful firework shows or just blow stuff up.

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

Modbox is a multiplayer game creation sandbox for Desktop+VR

A physics sandbox game for people who like to play with digital toys. Create, control toys and define your goals.

Put your engineering and problem solving skills to the test in this sandbox physics building game! Enjoy the freedom of completely gridless 3D sandbox building combined with hilarious ragdoll third person controls, offering a truly unique and hilarious "Enjeniring" experience!

Space Engineers is a sandbox engineering game where you design and build ships, stations, and planetary bases in a fully destructible environment. Explore planets and space, mine resources, survive hazards, and engage in combat alone or with friends in Creative or Survival modes.

Become a ragdoll and create your own environments in Sandbox Mode, explore worlds created by others, or just flop around your destructible sets! Fun with Ragdolls®: The Game lets you enjoy everything you love about ragdolls!

A highly customizable virtual stressball and physics sandbox about mutilating ragdolls in various ways using an overwhelming amount of weapons and tools.

Dive into a sandbox full of action and customization! Choose from different game modes like deathmatch, conquest, king of the hill, zombie survival and many more. Create your own scenarios and content in the easy to use in-game editors or use one of the 50k+ workshop items from other players...

Put simply, DEEEER Simulator is a “Slow-Life Town Destruction Game”. You can spend your days enjoying a nice, relaxed frolic here and there together with the other animals around town, or you can choose to relieve some stress and absolutely destroy the town and everything in it.

Gimbal is the multiplayer shooter with buildable vehicles. Customize your weaponry, engines, and accessories, and then take to the skies against other pilots in real time.

Crazy Machines 3 is the latest, greatest, most amazing and craziest part of the series and fascinates once more with physic-based puzzles. Build your own crazy machines and share your awesomeness across the world thanks to the Steam® Workshop.

Make your own games in this powerful sandbox building engine. Vehicle simulators, first person shooters! No coding knowledge required, create games using blocks and then publish them online for others to play. BUILD IT, PLAY IT, SHARE IT!

STANDBOX is a single-player physics sandbox about bullying a ragdoll. Shoot him, push him, watch him get back up until he doesn't.

Choose between different factions, with their own set of expendable soldiers, mechas, and weapons. Protect your brain, mine gold, and destroy the enemy cortex in his bunker complex!

The spiritual successor to The Incredible Machine from its original designer and programmer. Play 100s of puzzles. Build and share elaborate contraptions with an huge variety of parts and critters.

The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!