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.

Free Train Simulator for everyone

Kidsgame, drive a toy wood engine

Rescue Helicopter Simulator

Open source clone of Theme Hospital

Develop your civilization from humble roots to a global empire

Flight simulator

Spaceship bridge simulator game

Kids game, drive a toy wood engine

Custom Minecraft Launcher to easily manage multiple Minecraft installations at once

A game of lonely space adventure

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

Open source transportation simulation game

Physics sandbox game

Modrinth's game launcher

Open-world space opera

Amusement park simulation

Enjoyable metro building game

City building game

Block-based multiplayer game platform

Julius is an open source re-implementation of Caesar III

2D Space Trading & Combat Game

Fun with Blocks

ATC Training Simulator

Space exploration and combat game

Open Source Real-Time Economy Simulation Game

Open source simulation game based upon Transport Tycoon Deluxe

Futsal team-management game.

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

Plan and build a city