What is redgreen?
redgreen is a Claude Code mod by hellosverre that test results pane for Claude Code: every test run Claude makes becomes a pass/fail list with the failure detail and run history. vitest, jest, pytest, cargo, go, bun, deno. It is listed under Interface and has 1 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | hellosverre |
| Repository | hellosverre/redgreen |
| Popularity | 1 GitHub stars |
| Category | Interface |
| Security | Low risk (100/100) |
| Rank | #1,820 of 5,272 Claude Code mods; #727 in Interface |
| License | MIT |
| Last commit | 2026-10-10 |
| Stars this week | +1 |
| Hooks | 4 events |
| Sees | Bash calls, PowerShell calls |
| Draws on | Pane |
Is redgreen safe to install?
redgreen 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.now | |
$.command.register | |
$.fs.read | reads files |
$.state.get | |
$.state.set | |
$.ui.open | draws interface |
$.ui.resolve | draws interface |
$.ui.status | draws interface |
How do I install redgreen?
- 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/hellosverre/redgreen claude plugin validate ./redgreen/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add hellosverre/redgreen && claude plugin install redgreen@redgreen
Or ask Claude to set it up
Paste this into Claude Code and it installs redgreen for you:
Install the "redgreen" Claude Code mod from https://github.com/hellosverre/redgreen. Run claude plugin validate on it first and show me what it can access before you enable it.