What is guard?
guard is a Claude Code mod by StanislavKozachenko that blocks destructive shell commands and access to secret files before they run, anywhere in a compound command. It is listed under Security and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | StanislavKozachenko |
| Repository | StanislavKozachenko/claude-mods |
| Popularity | no public popularity data yet |
| Category | Security |
| Security | Low risk (100/100) |
| Rank | #4,716 of 5,272 Claude Code mods; #491 in Security |
| License | MIT |
| Last commit | 2026-10-16 |
| Hooks | 3 events |
| Sees | Bash calls, Edit calls, NotebookEdit calls, Read calls, Write calls, every tool call |
| Draws on | nothing |
Is guard safe to install?
guard 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 |
|---|---|
$.clock.now | |
$.command.register | |
$.fs.stat | reads files |
$.state.get | |
$.state.set | |
$.ui.status | draws interface |
$.ui.toast | draws interface |
How do I install 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/StanislavKozachenko/claude-mods claude plugin validate ./claude-mods/plugins/guard
- Install it. Run this in your terminal, then /reload-plugins in an open session.
git clone https://github.com/StanislavKozachenko/claude-mods && claude --plugin-dir ./claude-mods/plugins/guard
Or ask Claude to set it up
Paste this into Claude Code and it installs guard for you:
Install the "guard" Claude Code mod from https://github.com/StanislavKozachenko/claude-mods/tree/main/plugins/guard. Run claude plugin validate on it first and show me what it can access before you enable it.
More from StanislavKozachenko/claude-mods
This repository has 6 Claude Code mods on MCPMods.
- ci-budget: Keeps GitHub Actions spend in sight: the month's minutes and cost for the repo's organisation or account, GitHub budgets (Low risk)
- context-bar: Shows the context window as a stacked bar above the prompt, one colour per /context category; /context-bar toggles it (Low risk)
- notify: Notifications that say what happened: a long turn finished (with its answer), a permission prompt or a question waiting, (Review before installing)
- redact: Keeps secrets that tools print (keys, tokens, passwords, private keys) out of what the model reads and the next request (Low risk)
- turn-stats: Adds what a turn did to its 'Worked for' line: tool calls by tool, failures, files changed and cost (Low risk)