Julius is an open source re-implementation of Caesar III

Amusement park simulation

Breathtaking 3D space game in the rings of Jupiter

A game of lonely space adventure

Kids game, drive a toy wood engine

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

Open-world space opera

Spaceship bridge simulator game

Block-based multiplayer game platform

Custom Minecraft Launcher to easily manage multiple Minecraft installations at once

Open source clone of Theme Hospital

City building game

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.

Flight simulator

A sand simulation game

Modrinth's game launcher

Open source transportation simulation game

Free Train Simulator for everyone

Kidsgame, drive a toy wood engine

Space exploration and combat game

Open source simulation game based upon Transport Tycoon Deluxe

Develop your civilization from humble roots to a global empire

Plan and build a city

Physics sandbox game

Fun with Blocks

ATC Training Simulator

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

2D Space Trading & Combat Game

Rescue Helicopter Simulator

Enjoyable metro building game