Kidsgame, drive a toy wood engine

Spaceship bridge simulator game

Futsal team-management game.

Open source transportation simulation game

Block-based multiplayer game platform

City building game

Flight simulator

Custom Minecraft Launcher to easily manage multiple Minecraft installations at once

A game of lonely space adventure

A sand simulation game

Free train simulator

Rescue Helicopter Simulator

Fun with Blocks

Julius is an open source re-implementation of Caesar III

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

Modrinth's game launcher

Kids game, drive a toy wood engine

Amusement park simulation

Űrkutatási és harci játék

Physics sandbox game

Breathtaking 3D space game in the rings of Jupiter

Free Train Simulator for everyone

Enjoyable metro building game

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.

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

Open source simulation game based upon Transport Tycoon Deluxe

Plan and build a city

Open-world space opera

ATC Training Simulator