I had this immediate assumption that this was implemented in Rust when I saw the landing page. Didn't know for sure until I checked Github, but lo and behold it was which I think is funny. I sense a trend where new and interesting projects are usually implemented in Rust.
Yeah so many CLI tools in Rust:
https://github.com/sharkdp/fd/ https://github.com/sharkdp/bat https://github.com/BurntSushi/ripgrep https://github.com/ogham/exa
Here are some more that I've used or seen:
* lsd - https://github.com/Peltoche/lsd