Browse free open source Flight Simulator software and projects for Windows below. Use the toggles on the left to filter open source Flight Simulator software by OS, license, language, programming language, and project status.
FlightGear Flight Simulator: free open-source multiplatform flight sim
X-Plane plugin that displays a tablet to aid VR usage
Headtracking program that makes gaming more fun.
Air traffic control tower and radar simulator (solo + multi-player)
An open source flight dynamics & control software library
Pioneer is a open source space adventure game
Speaking Air Traffic Controller Simulator for Flightgear
Single-player space fighter simulation game
A combat flight simulator
an osm openstreetmap 3D / bing maps car / flight / ballon sim game
This program is a companion tool for Microsoft game Freelancer
Conceptual design of Light Fixed Wing Aircraft