What is block-destructive-commands?
block-destructive-commands is a Claude Code mod by JinhaoFang that denies Bash commands that match destructive patterns (recursive rm on roots, force push, hard reset, destructive SQL, disk formatting) before they run. A tool.call hook with a Bash matcher. It is listed under Security and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | JinhaoFang |
| Repository | JinhaoFang/claude-mods |
| Popularity | no public popularity data yet |
| Category | Security |
| Security | Low risk (100/100) |
| Rank | #3,574 of 5,272 Claude Code mods; #388 in Security |
| License | Apache-2.0 |
| Last commit | 2026-10-08 |
| Hooks | 1 events |
| Sees | Bash calls |
| Draws on | nothing |
Is block-destructive-commands safe to install?
block-destructive-commands scores 100/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 8 of 8 checks.
Mod footprints come from claude plugin validate, which lists every event a mod hooks and every API call it makes without running it.
| Check | Result |
|---|---|
| No network access | Pass |
| Starts no processes | Pass |
| Writes no files or config | Pass |
| Doesn't read environment variables | Pass |
| Only sees the events it hooks | Pass |
| Doesn't drive Claude | Pass |
| Passes claude plugin validate | Pass |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.ui.log | draws interface |
How do I install block-destructive-commands?
- Check your Claude Code version. Mods need Claude Code 2.1.287 or later and are on by default.
claude --version
- Read its footprint. This lists every event it hooks and every API call it makes, without running it.
git clone https://github.com/JinhaoFang/claude-mods claude plugin validate ./claude-mods/mods/block-destructive-commands
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add JinhaoFang/claude-mods && claude plugin install block-destructive-commands@claude-mods
Or ask Claude to set it up
Paste this into Claude Code and it installs block-destructive-commands for you:
Install the "block-destructive-commands" Claude Code mod from https://github.com/JinhaoFang/claude-mods/tree/main/mods/block-destructive-commands. Run claude plugin validate on it first and show me what it can access before you enable it.
More from JinhaoFang/claude-mods
This repository has 5 Claude Code mods on MCPMods.
- agent-flow: The agent flow pane: /flow opens a live tree of the session's subagents and teammates beside the transcript, fed by engi (Low risk)
- context-band: A band above the prompt showing the session's context usage, plan quota or cost (Low risk)
- image-view: See the images you paste into Claude Code: thumbnails above the prompt instead of bare [Image #1] tags (Review before installing)
- redact: Rewrites sensitive data (emails, IPs, credentials, addresses) out of what enters the model context (Low risk)