What is engine-fixture?
engine-fixture is a Claude Code mod by duqaXxX that tooling only, never installed: draws what sidepad avoids, so the limit scenarios of check:live can watch Claude Code do it. It is listed under Interface and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | duqaXxX |
| Repository | duqaXxX/sidepad |
| Popularity | no public popularity data yet |
| Category | Interface |
| Security | Low risk (100/100) |
| Rank | #3,113 of 5,272 Claude Code mods; #1,296 in Interface |
| License | MIT |
| Last commit | 2026-09-24 |
| Hooks | 3 events |
| Sees | only the events it hooks |
| Draws on | Pane |
Is engine-fixture safe to install?
engine-fixture 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.sleep | |
$.command.register | |
$.ui.open | draws interface |
$.ui.panes | draws interface |
$.ui.resolve | draws interface |
$.ui.status | draws interface |
How do I install engine-fixture?
- 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/duqaXxX/sidepad claude plugin validate ./sidepad/.github/scripts/live/engine-fixture
- Install it. Run this in your terminal, then /reload-plugins in an open session.
git clone https://github.com/duqaXxX/sidepad && claude --plugin-dir ./sidepad/.github/scripts/live/engine-fixture
Or ask Claude to set it up
Paste this into Claude Code and it installs engine-fixture for you:
Install the "engine-fixture" Claude Code mod from https://github.com/duqaXxX/sidepad/tree/main/.github/scripts/live/engine-fixture. Run claude plugin validate on it first and show me what it can access before you enable it.
More from duqaXxX/sidepad
This repository has 2 Claude Code mods on MCPMods.
- sidepad: A read-only side pane beside the transcript: it opens the file Claude last edited at the end of the turn, lists director (Review before installing)