Sandbox

The Sapling is a simulation game where you design your own plants, animals, algae and fungi, and put them in a world together. Or you turn on random mutations, and see what evolution does to your ecosystem!

Urbek is a city building game where you can build your own neighbourhoods: from nightlife district to industrial district. Don't exhaust your natural resources before you have an educated population to build more efficient structures.

Clean up trash from the beach in this short, relaxing, and grim game! Recycle waste, upgrade your robot. Explore new territories. Clean up oil spills and save the animals!

Grim spectres, howling banshees, and sly gremlins are yours to command as you unleash ghastly spirits on the town of Gravenville and scare the wits out of its citizens. In the world of the Ghost Master, spooks do your bidding, as you solve puzzles and unlock mysteries in a challenge that combines the best of strategy, adventure, and...

Command drones, deploy mobile air defense systems and conduct tactical aerial operations. Choose your side - Ukrainian or Russian forces - and protect critical infrastructure in a realistic military simulation on a detailed map.

The beloved block-building RPG, DRAGON QUEST BUILDERS, is bringing its handy crafting features to Steam! Weave your own tale as you build your own unique buildings and towns to restore Alefgard to it's former glory!

This is a free version of Oxygen, featuring the first 50 game-days. Build your city around the Oxygen Center and ensure your people's survival in a post-apocalyptic future, threatened by crack explosions, deadly winds, droughts and frosts. Lead your people and keep the Oxygen Center running!

Train AI to drive! Create your own neural network and watch it evolve from chaos to mastery with the power of evolutionary algorithms and natural selection. Fine-tune the learning process to craft the ultimate AI driver, and test your creation in campaign challenges or on custom-built tracks.

Congratulations, you’ve bought your own planet! An agrarian rock at the edge of the galaxy that, for some reason, was practically being given away for free. So the time has come to leave your hectic, stressful life in an overcrowded metropolis for a more rural and rewarding life.

Peel, place, and arrange stickers across tiny windows into different worlds. Relax and unwind to lofi beats, collect unique stickers and share your cozy creations with the world.

Be a plant. Manage water and sunlight for photosynthesis. Grow branches into the sky and roots into the earth. Become the tallest, most efficient tree, a snaking vine with many shoots, or just a nice bush.

Daigaku Gurashi is an anime-themed social simulator where the NPCs judge each other and aren't biased towards or against the player.