nutmeg - an unopinionated progress bar library
https://github.com/sourcefrog/cargo-mutants
Nutmeg draws terminal progress indicators while giving the application complete control over their appearance and content.
For more information: https://docs.rs/nutmeg
License: MIT
Example
From examples/basic.rs
:
use Write; // to support write!()
// 1. Define a struct holding all the application state necessary to
// render the progress bar.
// 2. Define how to render the progress bar as a String.