What is bash-guard?
bash-guard is a Claude Code mod by hugo88 that blocks catastrophic Bash commands; holds risky ones (rm -r, git reset --hard, git clean, force push, migrations) and shows what they would change, with Proceed and Cancel. It is listed under Security and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | hugo88 |
| Repository | hugo88/claude-code-bash-guard |
| Popularity | no public popularity data yet |
| Category | Security |
| Security | Low risk (88/100) |
| Rank | #3,372 of 5,272 Claude Code mods; #370 in Security |
| License | Apache-2.0 |
| Last commit | 2026-10-09 |
| Hooks | 2 events |
| Sees | Bash calls |
| Draws on | Pane, AbovePrompt |
Is bash-guard safe to install?
bash-guard scores 88/100 on the MCPMods security check: Low risk. Things to review: starts processes outside the sandbox. It passed 7 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 |
| 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 | |
$.process.run | runs processes |
$.session.cwd | |
$.ui.close | draws interface |
$.ui.invalidate | draws interface |
$.ui.open | draws interface |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install bash-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/hugo88/claude-code-bash-guard claude plugin validate ./claude-code-bash-guard/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add hugo88/claude-code-bash-guard && claude plugin install bash-guard@claude-code-bash-guard
Or ask Claude to set it up
Paste this into Claude Code and it installs bash-guard for you:
Install the "bash-guard" Claude Code mod from https://github.com/hugo88/claude-code-bash-guard. Run claude plugin validate on it first and show me what it can access before you enable it.