Futsal team-management game.

Free train simulator

Enjoyable metro building game

A sand simulation game

Open source transportation simulation game

Free Train Simulator for everyone

Open source clone of Theme Hospital

Flight simulator

Develop your civilization from humble roots to a global empire

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

Julius is an open source re-implementation of Caesar III

Fun with Blocks

Open-world space opera

Custom Minecraft Launcher to easily manage multiple Minecraft installations at once

Modrinth's game launcher

Spaceship bridge simulator game

Plan and build a city

Space exploration and combat game

City building game

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

Kidsgame, drive a toy wood engine

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 game of lonely space adventure

Block-based multiplayer game platform

Rescue Helicopter Simulator

2D Space Trading & Combat Game

Open source simulation game based upon Transport Tycoon Deluxe

Physics sandbox game

Breathtaking 3D space game in the rings of Jupiter

Amusement park simulation