What is blast-radius?
blast-radius is a Claude Code mod by davidho27941 that holds risky shell commands (rm -rf, git reset --hard, git clean, force push, migrations) and shows what they would change, with Proceed and Cancel buttons. It is listed under Security and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | davidho27941 |
| Repository | davidho27941/cockpit |
| Popularity | no public popularity data yet |
| Category | Security |
| Security | Review before installing (76/100) |
| Rank | #2,999 of 5,272 Claude Code mods; #343 in Security |
| License | MIT |
| Last commit | 2026-10-12 |
| Hooks | 3 events |
| Sees | Bash calls |
| Draws on | Pane, AbovePrompt |
Is blast-radius safe to install?
blast-radius 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 |
|---|---|
$.clock.now | |
$.env.get | reads env vars |
$.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 blast-radius?
- 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/davidho27941/cockpit claude plugin validate ./cockpit/plugins/blast-radius
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add davidho27941/cockpit && claude plugin install blast-radius@cockpit
Or ask Claude to set it up
Paste this into Claude Code and it installs blast-radius for you:
Install the "blast-radius" Claude Code mod from https://github.com/davidho27941/cockpit/tree/master/plugins/blast-radius. Run claude plugin validate on it first and show me what it can access before you enable it.
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