What is tripwire?
tripwire is a Claude Code mod by oaustegard that catches recurring agent failures from past transcripts: whole-disk find, foreground poll loops, errors masked by | tail, forgotten background shells. It is listed under Security and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | oaustegard |
| Repository | oaustegard/claude-code-mods |
| Popularity | no public popularity data yet |
| Category | Security |
| Security | Low risk (100/100) |
| Rank | #4,187 of 5,272 Claude Code mods; #436 in Security |
| License | MIT |
| Last commit | 2026-10-07 |
| Hooks | 5 events |
| Sees | Bash calls, TaskStop calls, every tool call |
| Draws on | nothing |
Is tripwire safe to install?
tripwire 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.every | |
$.clock.now | |
$.command.register | |
$.state.get | |
$.state.set | |
$.store.get | keeps its own state |
$.store.set | keeps its own state |
$.ui.status | draws interface |
$.ui.toast | draws interface |
How do I install tripwire?
- 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/oaustegard/claude-code-mods claude plugin validate ./claude-code-mods/tripwire
- Install it. Run this in your terminal, then /reload-plugins in an open session.
git clone https://github.com/oaustegard/claude-code-mods && claude --plugin-dir ./claude-code-mods/tripwire
Or ask Claude to set it up
Paste this into Claude Code and it installs tripwire for you:
Install the "tripwire" Claude Code mod from https://github.com/oaustegard/claude-code-mods/tree/main/tripwire. Run claude plugin validate on it first and show me what it can access before you enable it.
More from oaustegard/claude-code-mods
This repository has 3 Claude Code mods on MCPMods.
- model-advisor: Classifies a session's first prompt with Jev and, when it needs a stronger model than the session is on, offers to switc (High risk)
- usage-dollars: Shows spend in dollars for today and the month so far against a monthly budget, in the status line and /spend (Low risk)