This is a GUI made with Rust's FLTK library.
FLTK is one of the best easiest libraries for GUI Rust. Although it will be had if you are a beginner at Rust. For any issue regarding the program create an issue and if you have a problem then go over to the Rust Forum.
The code is commented for those who understand Rust code. If you cannot understand it you can check out the Executable file in .exe folder
~ :D