Open-world space opera

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.

Rescue Helicopter Simulator

City building game

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

Julius is an open source re-implementation of Caesar III

A game of lonely space adventure

Open source transportation simulation game

Kids game, drive a toy wood engine

Open source clone of Theme Hospital

A sand simulation game

Fun with Blocks

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

Enjoyable metro building game

Flight simulator

Physics sandbox game

Space exploration and combat game

Kidsgame, drive a toy wood engine

Free Train Simulator for everyone

Open source simulation game based upon Transport Tycoon Deluxe

Play modded Minecraft with ease

Custom Minecraft Launcher to easily manage multiple Minecraft installations at once

Futsal team-management game.

Breathtaking 3D space game in the rings of Jupiter

Spaceship bridge simulator game

Block-based multiplayer game platform

Plan and build a city

Amusement park simulation

Develop your civilization from humble roots to a global empire

Explore, trade, and fight in a 2D galaxy.