Open source clone of Theme Hospital

2D Space Trading & Combat Game

Open source transportation simulation game

Kidsgame, drive a toy wood engine

Free Train Simulator for everyone

Flight simulator

Plan and build a city

Space exploration and combat game

Develop your civilization from humble roots to a global empire

Amusement park simulation

Spaceship bridge simulator game

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

Breathtaking 3D space game in the rings of Jupiter

Fun with Blocks

Enjoyable metro building game

ATC Training Simulator

Custom Minecraft Launcher to easily manage multiple Minecraft installations at once

City building game

Kids game, drive a toy wood engine

Block-based multiplayer game platform

Open-world space opera

Julius is an open source re-implementation of Caesar III

Modrinth's game launcher

A game of lonely space adventure

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

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.

A sand simulation game

Rescue Helicopter Simulator

Free train simulator

Open source simulation game based upon Transport Tycoon Deluxe