This is a simple tool to convert a waypoint file into airspace with cylinders of a given class and radius.
It is aimed for paragliding/hangliding tag-based competition, where the you need to tag a waypoint with a certain radius, such as the Turnpoint Challenge
It is written with few lines of vanilla HTML and Javascript, mostly generated by ChatGPT.
Accept a simple SeeYou .cup file as input and output a WinPilot OpenAir .txt file.