JSBSim-Team/jsbsim
An open source flight dynamics & control software library
A star delta has been computed for 63,087 of 63,708 tracked repositories in this period, and only those can be ranked in it.
A repository missing here has not been measured far enough back yet. That does not mean it did not move.
Star counts measured between 09:42 and 00:43 (BKK).
An open source flight dynamics & control software library
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.
OpenHornet 1:1 F/A-18C Simulator Repository
C++/Python-based 3D geospatial application for simulating and visualizing dynamic objects in planetary environments
Cross-platform cross-simulator pilot client for virtual air traffic networks
Free & open-source Boeing 777-300ER & ERSF for the X-Plane 12 flight simulator.
That's all 6 repositories in this period.