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Dev tools · April 30, 2026

Shuck – a fast shell linter written in Rust

I’ve been working on shuck, a shell script linter written in Rust. ShellCheck is excellent project and set the bar for this space. However, it's very slow and take up a far amount of resources. shuck is conservatively 20x faster than shellcheck and uses a fraction of the resources. shuck currently supports sh, bash, dash, ksh, mksh, and zsh. shuck should mostly be a drop in replacement for shellcheck but it is not a port since shellcheck is GPL. It is s clean-room implementation with its own parser and analysis engine, so behavior may differ in some cases. shuck is tested against shellcheck…

Shuck – a fast shell linter written in Rust launched on April 30, 2026 with 8 votes, #1,409 of 21,248 launches that month and more than 75% of that year's launches.

Visit github.com ↗Alternativestop 7% of April 2026

What it does

A lightning fast shell linter/formatter/LSP server - ewhauser/shuck

In the maker’s words, at launch

I’ve been working on shuck, a shell script linter written in Rust. ShellCheck is excellent project and set the bar for this space. However, it's very slow and take up a far amount of resources. shuck is conservatively 20x faster than shellcheck and uses a fraction of the resources. shuck currently supports sh, bash…

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