Top similar games like Outerra World Sandbox:

RealmCraft is an immersive 3D sandbox VR adventure in a blocky world, blending creativity and survival. Explore a vast procedurally generated open world, mine resources, craft tools, and build anything. Fight hostile mobs, find treasures, and enjoy smooth, intuitive VR gameplay.

Space Hauler is a space flight sim set around Saturn's largest moon, Titan. Fly your spacecraft using realistic aerodynamics and orbital mechanics, take on contracts, and build your career as a pilot-for-hire.

No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.

Build and fly your own airplane! Complete missions to earn money, upgrade your plane, and discover new locations in an open world.

A cozy exploration-and-crafting adventure: fly your seaplane between tropical islands, collect resources with the Swirler, rebuild storm damaged communities, and unravel the mystery surrounding Uncle Lou’s disappearance.

Build, host, and survive in a persistent multiplayer space sandbox set in the outer Sol system. Construct orbital habitats, manage fragile station systems, and keep your crew alive while expanding through zero-g, Saturn-ring danger, and player-built infrastructure.

After a devastating accident, you are stranded in a breathtaking wilderness. Survive by gathering resources, crafting tools, building bases, and looting. Explore a dangerous open world, face threats, and uncover the mysteries of The Blackwood.

The future of flight simulation is now! X-Plane 11 is the detailed, realistic, and modern simulator you’ve been waiting for. Intuitive user interface, 3-D cockpits, new effects, 3-D sound, living airports and world-wide scenery.

Astario is a universe in which you can build functional ships and orbital stations with automated factories. Collect materials, craft new blocks, and expand into the universe. Nothing is ever truly static, ships, stations, asteroids, planets, everything follows the laws of orbital motion.

Explore the immersive, inspiring sailing experience that awaits you on the open seas. Veterans of sailing and newcomers alike are invited to discover the relaxation and exploration at Akalana Islands. Time to sail!

Experience a 1:1 scale, procedurally generated universe with seamless exploration from planets to stars. Journey across the cosmos with zero loading screens and realistic Newtonian physics. Trade, fight, and survive in a post-apocalyptic galaxy where gravity is your only boundary.

Spiritus Astrum is a persistent, open-world roleplaying sandbox with multiplayer support. It features an infinite, procedurally generated universe which players are free to explore without restriction. Spiritus Astrum is more than a game, it is a world.

【Survival】|【Building】|【Sandbox】 Start with just a raft, the rest is up to you! 🌊🐟🌴

Voidless is a sci-fi space survival sandbox set in the near future within a realistic scale solar system. In first or third person, players can explore planets and asteroids, collect resources, and craft items. As well as building bases and ships, all with physics based flight and combat.

Take to the skies in the World’s favourite flight simulator! The multi award winning Microsoft Flight Simulator X lands on Steam for the first time. Take off from anywhere in the world, flying some of the world’s most iconic aircraft to any one of 24,000 destinations.

Realistic space flight simulator.

Take to the skies in the ultimate paragliding and speed-flying simulator. Experience lifelike physics, design or modify your own gear, and perfect your style: soaring, thermaling, acro, freestyle, and more. With soft-body wings that move like real fabric, the sky is no longer the limit!

The conquest of the Solar System has begun – prove yourself as a space colonist! Pilot the spaceship, choose the planet you wish to inhabit and build your new home. However, remember that there are no rules or laws in outer space. Don't underestimate the danger and stay vigilant – enemies are near!

Every block of this planet is real, including fluids! Dig it, flood it, process it. FluxWerks is a factory automation game on a fully destructible voxel world with physical fluid and heat simulation. Dig anywhere, automate everything, and survey a world that was supposed to be empty.

Terapixel Mars is a real-time planetary experience that lets you traverse the Red Planet seamlessly from orbit down to the surface. Powered by the Terapixel engine, Mars is stored in the cloud and streamed to your system, enabling a level of scale and immersion unmatched by any existing experience.

Factory Island is an experimental game built to display 3D worlds inside a 2D renderer. Explore procedurally generated maps, build voxel structures, invite your friends to multiplayer, experiment with water and simple electronics, fight creatures and create mods for this game-engine project.

A single-player 3D survival crafting game. Shipwrecked in 1907 on a nameless island, you gather, build, and push your civilization from stone to electricity — then build a boat and gamble on the open sea. Even a raft can leave; arriving alive is another matter. Sink, and the island is still yours.

Explore a seamless endless universe with an uncountable number of galaxies, stars, planets, and moons. Make friends or enemies with unique alien civilizations. Research upgrades for your vessel with scientific phenomena and alien tech that you've acquired.

Cube Island is a survival game on a tropical island that is made up entirely of cubes. Choose a character, get resources, search for treasures, build shelters to protect yourself from predatory animals and cannibals. The cube island is waiting!

Raw, real survival in the Pacific. Build a modular floating base. Master realistic sailing mechanics. Face challenging Pacific-like weather & seasons. Hunt, craft, build & navigate using Sun Dial, Sextant & Triangulation. Explore an endless island cluster-based world. Simulate real life scenarios!

See yourself stuck in the middle of an ever growing virus epidemic. Find or craft weapons and tools to fight against the living and the dead. Build a safe place to survive in this cruel, apocalyptic world.

A career-driven bush flight simulator where judgement, skill and reading the terrain determine whether you make a profit. Take on flying jobs across unforgiving wilderness, build crucial infrastructure and earn a reputation among the island's scattered communities.

This is an anime-style sandbox game where you can do anything you want, unleash your imagination, and create your own world.

After surviving a gravitational anomaly, humankind must find a home among the floating rocks in the skies. Build a home in the clouds, fly an airship, battle dragons, collect supplies, and help the Cloud 9 initiative rekindle humanity in this new era of survival.

A bright afternoon, perfect weather. With your parents away, you’re left with a rocket toy you received as a birthday gift. Build your own rocket and launch it high into the sky! Enjoy delicious homemade meals and work part-time jobs to upgrade your rocket. Can your rocket reach outer space?

The game of survival and construction on the surface of the moon. Learn to build a base on the surface of the moon, maintain survival, explore and discover the secrets inside the moon, and solve abnormal problems.

Survival simulator on an archipelago of islands. Sandbox with a huge open world. Over 300 different items and resources, over 100 different enemies and NPCs. Elements of trade and RPG.

你还在为清明不调休回不了家而烦恼吗？现在进入电子祭祖便可以足不出户进行祭祖。 通过电子祭祖，你可以烧香、放贡品、烧纸 马上开始为你在另一个世界的先人打钱吧！

You were deep in uncharted space on a research mission. Disaster struck. Together with your friends, explore a mysterious asteroid field and mine whatever resources possible to build what you need to survive.