What is jevmate?
jevmate is a Claude Code mod by GastonGelhorn that a fast decision layer for coding agents. Jev ranks files, picks the tests a change can break, sorts failures and reviews diffs by risk, so Claude reads only what matters and judges only. It is listed under Context & memory and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | GastonGelhorn |
| Repository | GastonGelhorn/jevmate |
| Popularity | no public popularity data yet |
| Category | Context & memory |
| Security | High risk (52/100) |
| Rank | #3,256 of 5,272 Claude Code mods; #298 in Context & memory |
| License | MIT |
| Last commit | 2026-10-08 |
| Hooks | 14 events |
| Sees | Bash calls, Read calls, compaction, every prompt, subagent spawns |
| Draws on | AbovePrompt, Pane |
Is jevmate safe to install?
jevmate scores 52/100 on the MCPMods security check: High risk. Things to review: starts processes outside the sandbox; writes files or config; reads environment variables; watches every prompt or event. It passed 4 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 |
| Reads environment variables | Review |
| 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.after | |
$.clock.now | |
$.command.register | |
$.env.get | reads env vars |
$.env.set | sets env vars |
$.fs.exists | reads files |
$.process.run | runs processes |
$.session.compact | drives Claude |
$.session.id | |
$.session.usage | |
$.session.version | |
$.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.invalidate | draws interface |
$.ui.log | draws interface |
$.ui.open | draws interface |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install jevmate?
- 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/GastonGelhorn/jevmate claude plugin validate ./jevmate/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add GastonGelhorn/jevmate && claude plugin install jevmate@gastongelhorn
Or ask Claude to set it up
Paste this into Claude Code and it installs jevmate for you:
Install the "jevmate" Claude Code mod from https://github.com/GastonGelhorn/jevmate. Run claude plugin validate on it first and show me what it can access before you enable it.