The XV Hex Viewer
XV is a terminal hex viewer with a text user interface, written in 100% safe Rust. Licensed under the Apache-2.0 software license.
Get it from crates.io by running cargo install xv
in your terminal.
Make sure you have a proper development environment first, though.
Windows is supported with the Pancurses backend: cargo install xv --no-default-features --features pancurses-backend
.