Games like Cube Gun

"Cube Gun is a creative multiplayer game that lets you build unique voxel structures using unconventional materials. The game takes place in a web browser and encourages players to use their imagination while building, making it a great choice for those who enjoy sandbox-style games."

MyDream is a sandbox game featuring grid-based building and deformable voxel terrain in expansive worlds. Developed in Unity, its VoxelForm engine provided high performance and impressive deformation quality. Due to technical constraints and a shift towards VR, the game's development stagnated in 2016, but it remains available for players to build, terraform, quest, and explore.

"World Craft is a sandbox game that lets you explore, build, and survive in a blocky, customizable environment. Mine resources to craft structures, tools, and weapons, while fending off monsters and zombies at night. Create unique worlds and experiences, but be sure to gather resources and food to aid in your survival."

"Powder Game" is a physics-based simulation game that allows players to experiment with various elements and reactions. Choose from over 30 different "dots" or particles, including water, fire, oil, gunpowder, metal, seeds, and even birds and ants. Each dot reacts differently when hit or combined with another, resulting in unique explosions, growth, and other phenomena. The game simulates real-world reactions, such as trees growing from seeds and sand, making it an entertaining and educational experience.

"Automaton Lung" is an experimental third-person exploration game where players skate, shoot, and fly through over 40 unique locations. As you explore this strange land, you must be resourceful and questioning to uncover the mysteries of your surroundings. With each step, mile, and doorway, more secrets are revealed in this intriguing and atmospheric game.

Manyland is a massively multiplayer platformer game where players explore an infinite world, creating and building new things by drawing them, making music, scripting objects, and going on adventures together. It's an open universe with no predefined story, where the community creates the content and determines the possibilities. With a variety of activities and endless opportunities for creativity, Manyland offers a unique and exciting gaming experience for all.

"Mine Blocks is a 2D open-world game with pixelated graphics, inspired by Minecraft. It features two main modes: Survival, where you gather resources to craft tools, shelter, and defend against hostile mobs, and Creative, a sandbox for exploration and creation. The addition of minigames provides new challenges and gameplay modes."

Ultimate Ragdoll Game is a sandbox game with no limits, offering various blocks, game modes, and full freedom of gameplay. With customization options for blocks and ragdolls, and multiple modes including play, edit, spawn ragdoll, build, and photo mode, players can create and share their unique content through Steam Workshop. The game encourages players to have fun and enjoy the unlimited possibilities it provides.

Planet Explorers is an open-world sandbox adventure game set on a distant planet. Players can build and customize their own tools, vehicles, and structures, while also gathering resources, completing missions, and fighting alien creatures. The game features a dynamic story generation system, allowing for a unique experience with each playthrough.

Drawful 2 is a multiplayer party game where players draw awkward and funny pictures, then guess what the drawing is supposed to be. The game includes features like content filtering, moderation tools, and the ability to add custom prompts, making it a great choice for a night of laughter and entertainment. Available in multiple languages, Drawful 2 is a go-to party game that can be enjoyed by everyone.