Terraria - Dig, Fight, Build! The very world is at your fingertips as you fight for survival, fortune, and glory.

The Powder Toy - The Powder Toy is a desktop version of the classic 'falling sand' physics sandbox game, it simulates air pressure and velocity as well as heat!

Starbound - This action-adventure platformer throws you into a procedurally generated galaxy where you can make your mark.

Powder Game - When whirlwind picks up the leaves, flow of the wind is visible and interesting. Simulation game that reproduces such phenomenon with powder (dot)! Let's vote by playing various uploaded works.

Deepworld - Deepworld is a massively-multiplayer 2D crafting adventure game.

Sandboxels - Sandboxels is an in-browser falling sand simulation game, with mechanics such as heat simulation, electricity, density, chemical reactions, fire, explosions, and over 500 unique elements to play with.