prepar3d

Little Navmap is a free flight planner, navigation tool, moving map, airport search and airport information system for Flight Simulator X, Microsoft Flight Simulator 2020, Prepar3D and X-Plane.

MobiFlight is an open source project that allows you to create your own home cockpit for your favorite flight simulator in a flexible, affordable and extremely user-friendly way.

Directly control the FlightSim from your StreamDeck!

Cross-platform cross-simulator pilot client for virtual air traffic networks

A cross platform SimConnect client library for Node.JS

Navdatareader is a command line tool that uses the atools fs/bgl and fs/writer to store a full flight simulator scenery database into a relational database like Sqlite or MySql.

atools is a static library extending Qt for exception handling, a log4j like logging framework, Flight Simulator related utilities like BGL reader and more.

A utility that shares Microsoft Flight Simulator position, attitude, and traffic information with ForeFlight.

A simple software to sync flight simulator clock to real time using FSUIPC. Works with FSX / P3D / X-Plane.

JoinFS is an advanced multiplayer client for flight simulators including Microsoft Flight Simulator 2020, FSX, X-Plane and Prepar3D.

The sources for the Little Navmap user manual which is hosted on www.littlenavmap.org.

ControllerBuddy profiles for a variety of flight simulators

Freeware Cross-Platform Data Exchange Framework, for FSX and Prepar3D cockpit makers

prepar3d landing rate monitor / dist from threshold / height above threshold / etc

A web-based program to find routes for flight simulators via filtering.

Simbrief and GSX Integration for the QualityWings 787

A flight simulator tool that helps you install add-ons that are compatible with some simulators based on Microsoft's ESP (such as FSX and Lockheed Martin's Prepar3D) to other simulators that are not officially supported by the add-ons' creators.

Open source flight simulation tool

A WinForm application that calculates fuel burn for the MJCQ400

A utility that allows audience members on Twitch to interact with Flight Simulator X and Prepar3D.