I have used clap to build perspt (https://github.com/eonseed/perspt https://github.com/eonseed/perspt). The project has extensive documentation on how it was bu

I have used clap to build perspt (https://github.com/eonseed/perspt https://github.com/eonseed/perspt). The project has extensive documentation on how it was built, as we did it as a learning exercise.