What is delete-guard?
delete-guard is a Claude Code mod by vienna-bio-center that stops Claude before it deletes or overwrites files: a side panel lists every folder and file at stake, with Cancel and Allow buttons. It is listed under Security and has 1 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | vienna-bio-center |
| Repository | vienna-bio-center/claude-vbc-mods |
| Popularity | 1 GitHub stars |
| Category | Security |
| Security | Review before installing (76/100) |
| Rank | #2,372 of 5,272 Claude Code mods; #282 in Security |
| License | MIT |
| Last commit | 2026-10-09 |
| Hooks | 6 events |
| Sees | Bash calls |
| Draws on | Pane |
Is delete-guard safe to install?
delete-guard scores 76/100 on the MCPMods security check: Review before installing. Things to review: starts processes outside the sandbox; reads environment variables. It passed 6 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 processes outside the sandbox | Review |
| Writes no files or config | Pass |
| Reads environment variables | Review |
| 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 |
|---|---|
$.command.register | |
$.env.get | reads env vars |
$.fs.exists | reads files |
$.fs.list | reads files |
$.fs.stat | reads files |
$.process.run | runs processes |
$.process.spawn | |
$.session.cwd | |
$.session.surfaces | |
$.state.get | |
$.state.set | |
$.ui.ask | draws interface |
$.ui.close | draws interface |
$.ui.open | draws interface |
$.ui.resolve | draws interface |
$.ui.status | draws interface |
$.ui.toast | draws interface |
How do I install delete-guard?
- 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/vienna-bio-center/claude-vbc-mods claude plugin validate ./claude-vbc-mods/mods/delete-guard
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add vienna-bio-center/claude-vbc-mods && claude plugin install delete-guard@vbc-mods
Or ask Claude to set it up
Paste this into Claude Code and it installs delete-guard for you:
Install the "delete-guard" Claude Code mod from https://github.com/vienna-bio-center/claude-vbc-mods/tree/main/mods/delete-guard. Run claude plugin validate on it first and show me what it can access before you enable it.
More from vienna-bio-center/claude-vbc-mods
This repository has 2 Claude Code mods on MCPMods.
- context-meter: Always-on context window meter above the prompt, with usage limits (terminal and desktop app) (Low risk)