Rust Posix

Open-source Rust projects categorized as Posix
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Top 13 Rust Posix Projects

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  1. redox

    Mirror of https://gitlab.redox-os.org/redox-os/redox

  2. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

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  3. maestro

    Lightweight, Linux-compatible kernel, written in Rust to leverage the safety of the typesystem. Aiming to remove as much legacy as possible while supporting most usecases (by maestro-os)

    Project mention: Lightweight Linux-compatible kernel written in Rust | news.ycombinator.com | 2025-11-25

  4. ZeroFS

    ZeroFS: A log-structured filesystem for S3. ZeroFS serves S3-compatible buckets as POSIX filesystems over NFS and 9P, or as raw block devices over NBD.

    Project mention: Postgres data stored in Parquet on S3: LTAP architecture explained | news.ycombinator.com | 2026-07-04

    Vanilla Postgres works great out the box on ZeroFS: https://github.com/Barre/ZeroFS

  5. rustix

    Safe Rust bindings to POSIX-ish APIs

    Project mention: Zig Libc | news.ycombinator.com | 2026-02-03

  6. relibc

    Mirror of https://gitlab.redox-os.org/redox-os/relibc

  7. posixutils-rs

    Core POSIX command line utilities in safe Rust

    Project mention: We tasked Opus 4.6 using agent teams to build a C Compiler | news.ycombinator.com | 2026-02-05

    Another one:

    https://github.com/rustcoreutils/posixutils-rs/tree/main/cc

  8. shrs

    The rusty shell toolkit for hackers

  9. oursh

    Your comrade through the perilous world of UNIX.

  10. caro

    caro: fast Rust CLI that turns natural‑language tasks into a safe POSIX command. Built for macOS (MLX/Metal) with a built‑in model; supports vLLM/Ollama/LM Studio. JSON‑only output, safety checks, confirmation, multi‑step goals, devcontainer included. (by wildcard)

    Project mention: Caro – a local offline shell companion for when you forget commands (alpha) | news.ycombinator.com | 2025-12-18

    • Explicit user confirmation every time

    I’m especially interested in feedback on guardrails and rules.

    Repo + details: https://github.com/wildcard/caro

    If this seems useful (or flawed), I’d love critiques and ideas—issues/discussions are welcome.

    Thanks.

  11. nrfs

    Filesystem with compression, encryption, CoW and error detection

  12. dss

    Dead Simple Shell, a shell implemented from ground up (by feniljain)

  13. bagex

    Manage environment of executables with ease

  14. clickfs

    Mount ClickHouse as a read-only POSIX filesystem

    Project mention: ClickFS – Mount ClickHouse as a read-only filesystem | news.ycombinator.com | 2026-05-04
NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

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Index

What are some of the best open-source Posix projects in Rust? This list will help you:

# Project Stars
1 redox 16,436
2 maestro 3,320
3 ZeroFS 2,875
4 rustix 2,049
5 relibc 1,001
6 posixutils-rs 431
7 shrs 339
8 oursh 67
9 caro 35
10 nrfs 6
11 dss 3
12 bagex 1
13 clickfs 0

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