notify-before-bash

Show notification before any Bash command execution for security awareness. This hook displays a simple echo message '🔔 About to run bash command...' before Claude executes any bash command, giving you visibility into when system commands…

Automations
Pre Tool
97

What it does and how to use it

A hook that automates pre tool actions at key moments (before/after a tool runs, on save, etc.), without you having to think about it.

Install the hook (command above).
It runs automatically on the defined events.
Adjust the rules in the settings file if you want to fine-tune it.

Install (Claude Code)

mkdir -p .claude/hooks && curl -fsSL https://doutorai.pt/data/lib/hooks__notify-before-bash.md -o .claude/hooks/notify-before-bash.json

Paste this command into the terminal, in your project folder, and the component installs automatically.

Content

{
  "description": "Show notification before any Bash command execution for security awareness. This hook displays a simple echo message '🔔 About to run bash command...' before Claude executes any bash command, giving you visibility into when system commands are about to run. Useful for monitoring and auditing command execution.",
  "hooks": {
    "PreToolUse": [
      {
        "matcher": "Bash",
        "hooks": [
          {
            "type": "command",
            "command": "echo '🔔 About to run bash command...'"
          }
        ]
      }
    ]
  }
}

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