City building game

Kidsgame, drive a toy wood engine

Kids game, drive a toy wood engine

Open source transportation simulation game

Develop your civilization from humble roots to a global empire

Open source clone of Theme Hospital

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.

Custom Minecraft Launcher to easily manage multiple Minecraft installations at once

Modrinth's game launcher

Flight simulator

Block-based multiplayer game platform

ATC Training Simulator

Space exploration and combat game

Enjoyable metro building game

2D Space Trading & Combat Game

Spaceship bridge simulator game

Amusement park simulation

Julius is an open source re-implementation of Caesar III

Fun with Blocks

A game of lonely space adventure

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

Open source simulation game based upon Transport Tycoon Deluxe

Open-world space opera

Physics sandbox game

Free Train Simulator for everyone

Breathtaking 3D space game in the rings of Jupiter

Plan and build a city

A sand simulation game

Futsal team-management game.

Rescue Helicopter Simulator