Fun with Blocks

Spaceship bridge simulator game

Plan and build a city

Amusement park simulation

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

Open source clone of Theme Hospital

Block-based multiplayer game platform

A sand simulation game

Enjoyable metro building game

Flight simulator

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

Rescue Helicopter Simulator

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

Julius is an open source re-implementation of Caesar III

Open-world space opera

Open Source Real-Time Economy Simulation Game

Breathtaking 3D space game in the rings of Jupiter

Open source transportation simulation game

City building game

Modrinth's game launcher

Physics sandbox game

Develop your civilization from humble roots to a global empire

Kidsgame, drive a toy wood engine

Free Train Simulator for everyone

Kids game, drive a toy wood engine

Space exploration and combat game

A game of lonely space adventure

Open source simulation game based upon Transport Tycoon Deluxe

ATC Training Simulator