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luish

A shell to replace bash and zsh

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🐚 A fast, modern shell for Linux, written in Rust. luish can replace zsh or bash as your interactive shell, and dash or bash as the shell that runs scripts: as fast as dash, with tab completion, history, line editing, globbing, and a modern plugin architecture.

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PH · launched Oct 27, 2026 · 1 upvote (top 67%)

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Could you build this?

Partial A basic interactive shell in Rust with line editing and completion is doable with vibe coding. Matching bash or dash compatibility and POSIX semantics for scripts is deep, precise systems work.

What it would actually take: Write the shell in Rust with a parser that follows the POSIX grammar, a job-control and signal layer, and line editing via a crate such as reedline. The hard parts are correctness on the bash and POSIX edge cases and job control, which need a systems programmer with shell internals experience and a large conformance test suite.

Competitors

Other products that read as similar to this one : 168 launches clear the similarity bar, closest 8 shown.

Attention rank: #104 of 169 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 362 days after the earliest competitor.

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