Masterspace is described as 'Game about mining, creating and exploring, featuring fully destructible smooth terrain and spaceships that allow you to travel between different planets' and is a Sandbox Game in the games category. There are more than 50 games similar to Masterspace for a variety of platforms, including Windows, Mac, Linux, Steam and Android apps. The best Masterspace alternative is Minecraft. It's not free, so if you're looking for a free alternative, you could try Luanti (formerly Minetest) or Roblox. Other Masterspace like games are Terraria, Garry's Mod, eaglercraft and VoxeLibre (formerly MineClone2).
Blocks That Matter (BTM) is a 2D indie puzzle platformer.
You are the Tetrobot: a tiny robot that can drill blocks of matter one by one, collect them, and recycle them into new pieces of 4 blocks. You also have the possibility to destroy lines of 8+ blocks in a very «retro.
BlockWorld is an addictive independent action sandbox game similar to Minecraft with full destruct-able environment, monsters and challenging quests.
Worldcrafter is a sandbox game in the style of Minecraft. You control an avatar who can move and jump around a world, which is completely different each time you start. The game is designed to be open-ended, so players can decide how they want to play, whether construct...
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