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That could be useful when you need an editor in a secure environment. Rustbox, though, still uses C code.

A reasonable goal is to re-implement the utilities in Busybox in Rust. Lots of embedded systems use Busybox, and it has vulnerabilities.

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Its true that Rustbox uses C code right now. Its just a wrapper around the original termbox library. My goal for rustbox is to be a full Rust port of termbox, removing the reliance on C. Hadn't heard of busybox, will check it out. Thanks!

There's a core-utils in rust repo https://github.com/uutils/coreutils

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