Sinking Simulator
The sequel to the unfinished Sinking Simulator, now with a lot more POWER!!!! Witness your witty love of chaos and destruction sinking 2D ships and everything else on board!
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Games like Space Simulation Toolkit on Steam
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Kerbal Space Program
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.
Astrox Imperium
Astrox Imperium is a relaxing space game where you fly around a generated universe. Mining, Fighting, Building, Exploring, and Surviving. What makes this game unique? You have complete control of how it plays. A robust sandbox and lots of MOD tools. Make it your game, and play it your own way.
Universe Sandbox
Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe.
Mutilate-a-Doll 2
A highly customizable virtual stressball and physics sandbox about mutilating ragdolls in various ways using an overwhelming amount of weapons and tools.
Solar Expanse - Space Exploration Manager
Explore the Solar System. Mine and drop asteroids. Colonize and terraform. Lead the space race and compete with other corporations on your way to profit. Watch the expansion of human race over the centuries.
Astrox: Hostile Space Excavation
Exiled to a deep space mining sector, you are left with a crappy ship, a laser, and a small mining beam. It is up to you to survive by working your way through the galaxy. Mine asteroids, refine and trade the ore, buy upgrades for your ship, hunt pirates... you get it.
Animal Revolt Battle Simulator
The ultimate physics-based, sandbox battle simulator where you can create funny battles between all sorts of ragdoll creatures! You can also make your own monsters with the unit creator or even join the battles yourself in the first-person mode!
Fun with Ragdolls: The Game
Become a ragdoll and create your own environments in Sandbox Mode, explore worlds created by others, or just flop around your destructible sets! Fun with Ragdolls®: The Game lets you enjoy everything you love about ragdolls!
Spaceflight Simulator
In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.
Steam Engine Simulator
The Steam Engine Simulator shown on AngeTheGreat's YouTube channel.
Rover Mechanic Simulator
As an Engineer - crew member of one of the first Mars colonies - you are responsible for repairing and maintaining Mars Rovers. In this advanced simulator you will learn the internal details of various Mars Rovers and their components.
Wayward Terran Frontier: Zero Falls
2d space combat like no other. From the perspective of a single crew member, explore the fully destructible interior of any ship in a massive living world. Engage in space combat with no hitpoints where you know your enemy is dead when you see them fall out of their ship into the cold dark of space.
The Powder Toy
The Powder Toy is a classic physics sandbox game, which simulates air pressure and velocity, heat, gravity and a countless number of interactions between different substances
Evochron Mercenary
The life of an independent mercenary is rarely without excitement. Your spacecraft awaits and your adventure begins in the Sapphire star system.
When Ski Lifts Go Wrong
Ride into a hilarious construction puzzler; packed with over 100 creative physics-based challenges, sports and bloody disasters! Build contraptions to help every passenger reach their destination. Enjoy the sports by controlling your riders away from (or towards if you feel like it) peril!
Bridge Constructor
Become an appraised bridge engineer and architect in Bridge Constructor. Create and design your own constructions and watch the cars and trucks pass over them - or see them fall and crash while your inferior creations collapse due to weight and the laws of physics!
Chroma Lab
Chroma Lab is a VR particle physics sandbox. Surround yourself with hundreds of thousands of colorful particles that stick together like a fluid which you can interact with using a variety of tools.
Tiny Life
In Tiny Life, you control a set of people that live together in a household. You take care of their daily needs, build their skills, forge new relationships... or just mess up their entire life in whatever way you can think of!
Tiny Town VR
Create an original world and fill it with buildings, roads, vehicles and more. Give it life with posable characters. Tell a story with custom speech bubbles and in-game photo captures. Then, share with friends!
ACTION SANDBOX
A physics sandbox game for people who like to play with digital toys. Create, control toys and define your goals.
Starship EVO
Mine and craft your way to orbit, build your own starship and explore a vast, dangerous galaxy alongside your crew. For players who love a meaningful survival progression, a unique and elegant building system, and epic space-opera scale.
Storm Chasers
Be one of those intrepid storm chasers in this online multiplayer video game. Your goal is to shoot the best twisters pictures without dying because of powerful winds and flying debris. Feel the challenge of correctly forecasting and intercepting storms with the optimal vantage points before other players.
Lunar Flight
A modern take on the classic arcade game, Lunar Lander, Lunar Flight extends the experience to a fully fictionalized and accessible lunar module simulator
Species: Artificial Life, Real Evolution
Play with evolution! Species: ALRE is a scientifically-grounded, emergent simulation of natural selection. Creatures evolve and speciate in response to in-game mutation and selection forces, allowing you to experience and tinker with evolution in real-time.
Realistic Ragdoll Sandbox
Realistic Ragdoll Sandbox is an immersive game that stands out for its realistic ragdoll physics, which together with various creation and damage tools, provides the player with a mix of realism and fun.
Disassembly 3D
Disassembly and destruction physics sandbox simulator. Detailed models of objects and vehicles and their internal parts. Disassemble objects successfully to unlock weapons mode and destruction. Fight evil mannequins with everything you got in physical combat!
Primordialis
Primordialis is a physics-based roguelike fish builder. Unleash your creativity to defeat creatures using venomous tentacles, electrical shocks, or exploding children. The possibilities are endless. Explore the primordial depths to reveal its secrets and discover what lies beyond.
Poly Bridge
Unleash your engineering creativity with an engaging and fresh bridge-building simulator with all the bells and whistles. Enjoy hours of physics-based puzzle solving in the Campaign and then jump in the Sandbox to create your own bridge designs and puzzles!
