Learn to make aircraft, maps and more with all of the tools. All the tutorials you will ever need are located here! NOTE THAT HACKING THE MAIN YSFLIGHT .EXE IS FORBIDDEN
This python tool requires Python 3.4 and will create CSV files with raw YFS data and derived parameters that are of interest to a dat file modder. This will allow you to analyze data from a flight test in order to tweak your aircraft's performance.