The best free alternative to Garry's Mod is Roblox. If that doesn't suit you, our users have ranked more than 25 alternatives to Garry's Mod and many of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Garry's Mod are VRChat, nanos world, Algodoo and Novetus.
Online platform for user-generated 3D game development and world building, customizable avatars, multiplayer experiences, trading, virtual currency, content sharing, achievements, collaborative projects, safe moderation, and a wide variety of games for all ages.
United States
Join our growing community as you explore, play, and help craft the future of social VR. Create worlds and custom avatars. Welcome to VRChat.
United States
Play in unique, community-made game modes, create custom addons with Lua, and import assets from Unreal Engine 5. Host your own server and enjoy endless gaming possibilities with friends!
Algodoo gives you the opportunity to play with physics. Use your own hands and simple drawing tools to design, construct and explore the world of physics.
Sweden
EU
Tired of the roblox tyranny and greed? The Novetus community game is the solution! Novetus was made to improve on RBXLegacy, with the addition of new features that enhance the launcher for mod development, player customization, and overall usability.
Core is an endless universe of games and worlds designed by a global community of creators. It's a radically accessible game construction kit, content exchange, and game-playing platform, all in one.
United States
YAHAHA is the best virtual platform to create and enjoy an immersive 3D interaction with friends. Invite your friends to play the featured game Hide And Seek with you. Then discover an infinite variety of games with new concepts that can lead you to new YAHAHA gaming clusters.
FinlandEU
Manic Digger is an open-source implementation of block-building games, like the famous game Minecraft.
PolandEU
Struckd is the next-generation gaming platform for user created content where people of all ages come together to create, share and play games. Create your own games and play thousands of others. Download for Mobile & Desktop: www.struckd.com.
Tibers Box is a physical and a sandbox construction, based on the manipulation of various objects. Manipulation of objects can hold a great variety: from stretch an object and applying it to different types of textures to create a flying machine.
Russia
Golems Universal Constructor or Golems is a 3D recreational physics simulator.
Build robots, spaceships, clocks, catapults or cannons.
Add sensors, timers, switches, motors. Give it a brain. Make a mouse trap - or make a mouse.
Take the wheel and pilot your machine yourself.
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Free to Play FPS Game. Face off in a tactical battle where everything you build, destroy, construct, or shoot has a devastating impact on the entire game.
United Kingdom
