Islet Online is a sandbox-style MMORPG. It is all about digging and placing bricks to build your own land. And with various materials from wildlife, bricks can be combined to make useful items, too. Whenever you act, your character gets experience.
Total Miner is an open world voxel sandbox game. It is primarily designed for creative RPG game builders, but also has two action/adventure style game modes where you can just jump in and play.
Wonderia's an open-world, manga-art adventure just waiting to be explored. It's got sci-fi sim elements, deep dungeons, and you can even morph into alien form! Grab up to 7 friends to mine, craft, battle, and level—or farm and fish the day away, if that's more your tempo. There's so much to do!
Fly through Subspace, build your own ship, and engage in epic battles. Mine asteroids and research new technologies. Uncover the origins of the alien homeworld by solving weekly events in this Co-op PvE MMO.