Open Source Simulation Games

Simutrans is a cross-platform simulation game where players try to successfully manage transportation systems between places by land, air, and water for passengers, mail, and goods. Planes, ships, trains, trams, trucks, buses, or monorails are at your disposal, but factories operate based on contracts and passengers can only travel to their set destinations.

Stellarium renders 3D photo-realistic skies in real time with OpenGL. It displays stars, constellations, planets, nebulae and others things like ground, landscape, atmosphere, etc.

VASSAL is a game engine for creating electronic versions of traditional board and card games. It provides support for game piece rendering and interaction, and supports play by email or over a live connection.

OpenTTD is an open source clone of the Microprose game "Transport Tycoon Deluxe". For more recent versions visit our website: http://www.openttd.org

Scenery creation tool suite for Microsoft Flight Simulator, includes Photo Scenery Maker & Viewer.

circuit chung is an open source 3D circuit road car racing game with random road maps / racing circuit generation and cars traffic , towns ,panels ,lights and animated persos, written in freebasic and ancient openGL1.4. Source code of random racing circuit generation algorithm is provided. Developped on and made for small netbook (may run also on bigger Pcs).

A rail and business simulation inspired by the A-Train series of games

gps chung is an open source GPS algorythm program. It calculates the shortest way path from start to end out of an array of road segments (position, direction) . Source code gps_chung.bi is included as example in a small application game garden_chung (freebasic) lite version of circuit_chung road circuit game with random map generation , home garden edit and gps speech voices.

A multi-platform AIR GEAR game, made publicly available for free.

This project is meant to create a more seamless and more in-depth game for Janes USAF. It's intended to include a more in-depth pilot career, updated models and textures, ease of use and map updates/creations. There are 2 versions, currently, and those are for end-users/players to choose either a dgvoodoo based game, or a wine3d based version. It is a free modification, that could develop into a complete overhaul of the game. All free of course. **You MUST own a original copy of USAF to play this mod***

RealTimeBattle is a programming game, in which robots controlled by programs are fighting each other. The goal is to destroy the enemies, using the radar to examine the environment and the cannon to shoot.

これは某S高専生が作り出す鉄道シュミレーターです。

Java version of Stellarium.

The purpose of the FreeSC project is develop free scenery compiler/decompiler for Microsoft Flight Simulator.