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shellfirm

Offensive & Pentesting

A pre‑execution guard that detects and blocks dangerous shell commands across multiple shells and ecosystems.

Rust Latest v0.3.10 · 27d ago Security brief →

Features

  • Detects over 100 risky command patterns spanning filesystem, Git, Kubernetes, Terraform, Docker, cloud providers, databases, etc.
  • Supports eight major shells (Zsh, Bash, Fish, Nushell, PowerShell, Elvish, Xonsh, Oils).
  • Provides context‑aware escalation and severity levels with configurable thresholds.
  • Offers safe alternative suggestions for each risky command.

Recent releases

View all 11 releases →

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About

Stars
913
Forks
33
Languages
Rust JavaScript Shell
Downloads/week
19 ↑528%
NPM Maintainers
1
Contributors
14

Install & Platforms

Install via
npm brew cargo binary

Beta — feedback welcome: [email protected]