Open source transportation simulation game

Physics sandbox game

A sand simulation game

Amusement park simulation

City building game

Open-world space opera

An evolution simulation game. Take control of your species in the environment and edit your species as a whole. Compete with other evolving species for resources on an alien planet.

Explore, trade, and fight in a 2D galaxy.

Develop your civilization from humble roots to a global empire

Plan and build a city

A multi-player space game, defend the planet from the incoming asteroids!

Open source simulation game based upon Transport Tycoon Deluxe

Kidsgame, drive a toy wood engine

Kids game, drive a toy wood engine

Free Train Simulator for everyone

Futsal team-management game.

A game of lonely space adventure

Augustus is an open source re-implementation of Caesar III with changes to gameplay

Rescue Helicopter Simulator

Custom Minecraft Launcher to easily manage multiple Minecraft installations at once

Free train simulator

Modrinth's game launcher

Breathtaking 3D space game in the rings of Jupiter

Fun with Blocks

Spaceship bridge simulator game

Space exploration and combat game

Enjoyable metro building game

Julius is an open source re-implementation of Caesar III

Open source clone of Theme Hospital

Flight simulator