What it can do: arcanum
Plugin bundle · burnsbert
What arcanum declares, asks for and runs, according to the marketplaces we read. Installs into the AI tool as a plugin bundle; what it starts is listed below. None of the marketplaces we read publishes its tools or the settings it asks for. As of our marketplace pass on 2026-10-13.
This is not a security audit. We list what the marketplaces publish about this plugin: what it declares, what it asks for and what it runs. We do not run or inspect its code, and a verified mark is the marketplace's statement, not ours.
Where it runs
- Installs into the AI tool as a plugin bundle; what it starts is listed below.
What it declares
None of the marketplaces we read publishes a list of tools for it.
Prompts and resources: the marketplaces we read do not publish them.
What it asks for
None of the marketplaces we read lists environment variables for it.
Names only: we keep no values, examples or descriptions of these variables. OAuth scopes and install-time settings are not published by the marketplaces we read.
What it runs besides MCP
Skills: 9 As declared on: Claude Code: claude-plugins-community.
arc-maestro-feature-plannerarc-maestro-prototype-plannerarc-maestro-vet-storiesarc-pr-respondarc-pr-reviewarc-rubber-duckarc-vetarc-vet-applyarc-vet-wf
Commands: 9 As declared on: Claude Code: claude-plugins-community.
arc-investigatearc-llmarc-maestroarc-maestro-reviewarc-rcaarc-research-teamarc-think-tankarc-war-roomca-store-problem-context
Agents: 31 As declared on: Claude Code: claude-plugins-community.
arc-code-reviewerarc-deep-researcharc-root-cause-analyzerarc-technical-writerca-backlog-auditorca-brainstormerca-code-review-validatorca-maestro-batch-validatorca-maestro-code-reviewca-maestro-code-review-responderca-maestro-dev-doerca-maestro-devops-dev-doer
Show the remaining 19
ca-maestro-frontend-dev-doerca-maestro-junior-dev-doerca-maestro-plan-reviewerca-maestro-plannerca-maestro-scoutca-maestro-senior-dev-doerca-maestro-senior-task-validatorca-maestro-task-validatorca-maestro-ui-validatorca-pr-respond-pass1ca-pr-review-pass1ca-problem-theory-validatorca-research-agentca-research-synthesizerca-think-tank-judgeca-think-tank-rifferca-think-tank-thinkerca-think-tank-vetterca-war-room-investigator
Who answers for it
burnsbert
- No marketplace we read marks it or its publisher as verified.
- License: MIT.
- The repository github.com/burnsbert/claude-arcanum belongs to the account the publisher is listed under on Claude Code: claude-plugins-community.
How it has changed
Its tools, settings, hooks and composition have not changed since we started watching it.
In context
- Median number of secrets a plugin bundle asks for on the marketplaces we read: 0.0. This one asks for: 0.
- Share of plugin bundles that run on a remote server: 20%.
Where it is published and how its figures have moved
Compare it side by side with similar plugins
Data comes from the public marketplace file https://github.com/anthropics/claude-plugins-community/blob/HEAD/.claude-plugin/marketplace.json. Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.