What is archpane?
archpane is a Claude Code mod by facumarcet that live architecture diagram in a side pane that Claude draws and edits while you talk. It is listed under Interface and has 3 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | facumarcet |
| Repository | facumarcet/archpane |
| Popularity | 3 GitHub stars |
| Category | Interface |
| Security | Low risk (100/100) |
| Rank | #794 of 5,272 Claude Code mods; #296 in Interface |
| License | MIT |
| Last commit | 2026-10-04 |
| Hooks | 7 events |
| Sees | ? calls |
| Draws on | AbovePrompt, Pane |
Is archpane safe to install?
archpane 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 |
|---|---|
$.command.register | |
$.prompt.fill | writes the prompt box |
$.session.root | |
$.state.get | |
$.state.set | |
$.store.delete | keeps its own state |
$.store.get | keeps its own state |
$.store.keys | keeps its own state |
$.store.set | keeps its own state |
$.tool.register | drives Claude |
$.ui.copy | draws interface |
$.ui.open | draws interface |
$.ui.panes | draws interface |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install archpane?
- 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/facumarcet/archpane claude plugin validate ./archpane/plugins/archpane
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add facumarcet/archpane && claude plugin install archpane@archpane
Or ask Claude to set it up
Paste this into Claude Code and it installs archpane for you:
Install the "archpane" Claude Code mod from https://github.com/facumarcet/archpane/tree/main/plugins/archpane. Run claude plugin validate on it first and show me what it can access before you enable it.