Boundless is a sandbox MMORPG in development by Wonderstruck. Originally called Oort Online, Boundless is a mix of voxel based sandbox gaming with MMO style gameplay. Set in a vast universe of interconnected, procedurally generated worlds it is designed to give an immense world to explore and survive.
Boundless is currently in Pre-Alpha and therefore still in development. It was originally made available in 2014, with a full release planned for 2018.