Skip to main content

On Sale: GamesAssetsToolsTabletopComics
Indie game storeFree gamesFun gamesHorror games
Game developmentAssetsComics
SalesBundles
Jobs
TagsGame Engines

Filter Results

(Clear)
Tags

Simulation

Games that try to simulate real-world activities (like driving vehicles or living the life of someone else) with as much realism as possible. Simulators generally require more study and orientation than arcade games, and the best simulators are also educational.

Suggest updated description

Top free Simulationtagged Open Source (128 results)

Explore Simulation games tagged Open Source on itch.io · Upload your games to itch.io to have them show up here.

New itch.io is now on YouTube!

Subscribe for game recommendations, clips, and more

RetroArch is a frontend for emulators, game engines and media players.
Train Simulator written in Godot Engine - Free for everyone
Simulation
A grand strategy game, revolving around political intrigue and ancient evils
Strategy
A virtual pet frog for your Game Boy
Simulation
Mold growth and evolution simulation
Simulation
Play tabletop games in a physics-based 3D environment with your friends!
Simulation
Become a computer operating system and try not to anger the user!
Simulation
Play in browser
Speed Dreams is a Motorsport Simulator featuring high-quality 3D graphics and an accurate physics engine
Racing
A simple dwarf cannot comprehend the vastness of space.
Puzzle
Play in browser
Toys for your desktop!
Simulation
Open source physics-based sandbox game.
Simulation
Help! My adventurers are terrible and will be not be able to defeat the dragon!
Strategy
Play in browser
An opensource grand-strategy game inspired by popular RTSes.
Simulation
Situation Normal: All Fluxed Up.
Simulation
Um simulador baseado no anime Attack on Titan feito para Chocolate Game Jam.
Action
An experimental musical instrument, made with Godot 3.1.
Simulation
Short clicker/idle game where you pollute and consume!
Simulation
Play in browser
theRealMod&Play / Gmod 2.0 in unreal engine made using Mod&Play
Simulation
A Tower Defense game with mining and a bunch of Ents
Simulation
Play in browser
Cozy deadly space exploration
Simulation
A stormy universe in a teacup.
Simulation
Build a bread factory empire!
Trim your bush and satisfy your customers.
Simulation
A humorous exploration of the dynamics of just-in-time supply chains (sources available)
Simulation
Bring me what I need.
Simulation
Lunar Lander game tribute written in Python with Pyxel retro game engine
Simulation
Simulator of logic with rgb)
Puzzle
A cell based physics sandbox simulation
Simulation
Play in browser
It's just a ride
Simulation
Project Aim is aim trainer game for Windows, Linux, and macOS. It's simple, lightweight, and open source.
Shooter
99 times more lively than the classic game!
Simulation
Una corta pero breve historia
Simulation
Play in browser
A not-so-serious game about hate speech
Simulation
Play in browser
Collect and grow all 27 kinds of plants!
Simulation
Play in browser
City-building simulation focused on energy management
Simulation
Play in browser
Loading more games...
itch.io now on YouTube!