Garry's Mod is a Sandbox Game based around the idea of building. Unlike most other games there aren't any objectives - you can't lose and you definitely can't win. Doesn't work on MacOS 11.15 or higher.




RobloxCritic is described as 'The first dedicated review platform for Roblox games. Discover 10,000+ games ranked and reviewed by real players. Find hidden gems, avoid bad games, and share your own reviews. Think Metacritic, but built for Roblox' and is an website. There are more than 50 alternatives to RobloxCritic, not only websites but also apps for a variety of platforms, including Windows, Mac, Android and Linux apps. The best RobloxCritic alternative is Garry's Mod. It's not free, so if you're looking for a free alternative, you could try Roblox or VoxeLibre (formerly MineClone2). Other great sites and apps similar to RobloxCritic are LEGO Worlds, KoGaMa, Terasology and LEGO Fortnite.
Garry's Mod is a Sandbox Game based around the idea of building. Unlike most other games there aren't any objectives - you can't lose and you definitely can't win. Doesn't work on MacOS 11.15 or higher.




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.




Survive, farm, build, explore, play with friends, and do much more. Inspired by Minecraft, pushing beyond.








Terasology (started under the name Blockmania) is an open source project started by Benjamin “begla” Glatzel to research procedural terrain generation and efficient rendering techniques in Java using the LWJGL.


Play Free games created by the community in your browser, create Amazing multiplayer games together with your friends and share Games with friends, family, and the world.


Drop into a world of unlimited imagination – and llamas – with the LEGO Fortnite game! What will you build?




A game builder offering unique creative tools that are fun and easy to use. You can create games without having to learn texturing, modeling or mapping.




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.




Polytoria is a free-to-play platform and website similar to Roblox. You can create levels, play levels, talk in a forum, customize your avatar and do many more activities.




Infiniminer is a multiplayer block mining game with several different player classes to choose from.




A basic game for Luanti (formerly Minetest) developed by the Minetest team, often referred to as "Vanilla Minetest". It includes mods for basic tools, nodes, & an API for player visuals.



