What is leakstop?
leakstop is a Claude Code mod by AlexandreMartinezOlmos that stops secrets from leaking before they are written, printed or committed to git. It is listed under Security and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | AlexandreMartinezOlmos |
| Repository | AlexandreMartinezOlmos/claude-code-leakstop |
| Popularity | no public popularity data yet |
| Category | Security |
| Security | Review before installing (64/100) |
| Rank | #2,548 of 5,272 Claude Code mods; #302 in Security |
| License | MIT |
| Last commit | 2026-10-12 |
| Hooks | 5 events |
| Sees | /"^mcp__"/ calls, Bash calls, Bash|Read calls, Edit|Write|NotebookEdit calls, Read calls, WebFetch|WebSearch|Agent|SendMessage|SendFile|Artifact|ArtifactData|ArtifactComments|PushNotification|SendFeedback|RemoteTrigger calls, every prompt |
| Draws on | AbovePrompt, Pane |
Is leakstop safe to install?
leakstop scores 64/100 on the MCPMods security check: Review before installing. Things to review: starts processes outside the sandbox; writes files or config; watches every prompt or event. It passed 5 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 files or config | Review |
| Doesn't read environment variables | Pass |
| Watches every prompt or event | Review |
| 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.exists | reads files |
$.fs.read | reads files |
$.fs.stat | reads files |
$.fs.write | writes files |
$.process.run | runs processes |
$.session.cwd | |
$.session.surfaces | |
$.state.get | |
$.state.set | |
$.store.delete | keeps its own state |
$.store.get | keeps its own state |
$.store.set | keeps its own state |
$.ui.ask | draws interface |
$.ui.close | draws interface |
$.ui.log | draws interface |
$.ui.open | draws interface |
$.ui.resolve | draws interface |
$.ui.status | draws interface |
How do I install leakstop?
- 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/AlexandreMartinezOlmos/claude-code-leakstop claude plugin validate ./claude-code-leakstop/leakstop
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add AlexandreMartinezOlmos/claude-code-leakstop && claude plugin install leakstop@leakstop
Or ask Claude to set it up
Paste this into Claude Code and it installs leakstop for you:
Install the "leakstop" Claude Code mod from https://github.com/AlexandreMartinezOlmos/claude-code-leakstop/tree/main/leakstop. Run claude plugin validate on it first and show me what it can access before you enable it.