Terraria - Dig, Fight, Build! The very world is at your fingertips as you fight for survival, fortune, and glory.
Minecraft - A block-building game that allows you to create and explore entire worlds from scratch.
Life is Feudal: Your Own - Life is Feudal: Your Own is a Massively Multiplayer, Role-playing, Open World and Survival video game developed and published by Bitbox Ltd.
SurvivalCraft - SurvivalCraft is a mobile action and adventure game that is based on the wildly popular Minecraft platform.
Terasology - Terasology (started under the name Blockmania) is an open source project started by Benjamin...
Starbound - This action-adventure platformer throws you into a procedurally generated galaxy where you can make your mark.