Deepworld is described as 'Massively-multiplayer 2D crafting adventure game. Mine and craft your way through a persistent online universe where there's always something new to discover! Now available for Windows, iOS, and Mac, and coming soon to Android' and is a Sandbox Game in the games category. There are more than 25 games similar to Deepworld for a variety of platforms, including Windows, Mac, Linux, Android and Steam apps. The best Deepworld alternative is Minecraft. It's not free, so if you're looking for a free alternative, you could try Roblox or Terasology. Other Deepworld like games are Terraria, Garry's Mod, Novetus and OpenClonk.