Habbo

A brand-new spaceship sandbox MMO set in an alternate New Eden, the sci-fi universe of Eve Online.

We don't know where Arua came from, nor how she came to be. We do know, however, that nothing existed before Arua. The Goddess of life, souls, and all existence created the universe as she saw fit… a calm and beautiful place where souls could dwell peacefully. The deep matters of the universe cradled the waves of life, on which all beings would sway soothingly. This perfect universe was called the Sea of Souls.

Force of Nature is an indie open world sandbox game with fighting, crafting, building and farming systems.

Citadel: Forged With Fire is a massive online sandbox RPG with elements of magic, spellcasting and inner-kingdom conflict. You have complete freedom to pursue your own destiny; hatch plots of trickery and deceit to ascend the ranks among allies and enemies, become an infamous hunter of other players, build massive and unique castles, tame mighty beasts to do your bidding, and visit uncharted territories to unravel their rich and intriguing history. The path to ultimate power and influence is yours to choose.

A New Land, A New Life: Savage Lands is a gritty, brutal, first-person open-world fantasy survival experience in which players have only one goal: Stay Alive. Explore a world where days and nights are spent slaughtering vicious creatures, gathering scarce resources, building shelter and crafting powerful weapons needed to survive. Every decision counts, because one mistake can lead to an unfortunate encounter with death's cold embrace.

Albion Online is a free-to-play sandbox MMORPG set in a medieval fantasy world inspired by Arthurian legends. The game uses a classless system where a player's equipped gear determines their abilities and playstyle. Items span eight tiers and are entirely player-crafted, forming a fully player-driven economy. The open world features zones with varying levels of PvP risk, from safe areas to full-loot zones where defeated players lose their equipment. Players can join guilds of up to 300 members to fight over territories and castles in large-scale battles. The game also offers PvE combat and various gathering and crafting activities.

Rising World is an open-world sandbox game with randomly generated, fully destructible environments. Starting with the most basic of tools, collect resources to survive in the wildness. Evolve your world to create one of the biggest cities of all time or a gigantic castle, or simply let your imagination run riot! If being creative is all too much, just connect with your friends and get them to help. Rising World is a procedurally generated world, with fully textures landscapes, over 200 different building materials, loads of tools and many other items to help you create OR destroy your world without any restrictions.

Unite against the dark forces that threaten the world of Eyrda in Forsaken World. Choose between seven distinct races including the Stonemen, Elves, Dwarves, Humans, the Kindred, Lycan and Demon, each with their own in-depth narrative and history. Roam through an ever-changing land, discover an advanced guild system and immerse yourself in a dark, fantasy world.

Hytale combines the scope of a sandbox with the depth of a roleplaying game, immersing players in a procedurally generated world where teetering towers and deep dungeons promise rich rewards throughout their adventures. Hytale supports everything from block-by-block construction to scripting and minigame creation, delivered using easy to use and powerful tools.

Blood Clicker is a simple idle clicker game built around one goal: collect as much blood as possible. Start with a single drop and build your way up by clicking, buying upgrades, and increasing your blood production. As your numbers grow, you will unlock stronger ways to earn more with every click and every second. Whether you want to play actively or let the game build progress over time, Blood Clicker is designed to be easy to jump into and satisfying to keep growing.