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nucleus

v0.1.0

Route every Claude Code tool call through a nucleus Firecracker microVM under an information-flow permission lattice, with a signed mediation receipt per call.

Claude Code1 MCP serverstdio

License: MIT OR Apache-2.00 GitHub starsUpdated last week

Directory evidence

Runtimes
Claude Code
Parsed components
1 skill or MCP entry
Source updated
Sep 15, 2026
Manifest status
Canonical path parsed

The directory validates manifest shape and source location. It does not execute the plugin or provide a security endorsement. Review the indexing methodology →

Install nucleus for Claude Code

Installs for the current user
claude plugin marketplace add IchenDEV/agent-plugin-mkt
claude plugin marketplace update agent-plugin-marketplace
claude plugin install nucleus@agent-plugin-marketplace

Paste and run these commands in a terminal with Claude Code. They add and refresh the PluginsMP catalog, then install this plugin.

The installer fetches third-party code from the source repository shown on this page. This directory validates manifest structure and source location, but does not perform a security audit; review the manifest, components, and source before installing.

Get the source manually
git clone https://github.com/coproduct-opensource/claude-code-nucleus

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The repository root is the plugin root.

Plugin files

nucleus/
├── .claude-plugin/plugin.json
└── .mcp.json

MCP servers1

nucleusstdio
command
ccn-mcp

Plugin manifests1

.claude-plugin/plugin.json
{
  "name": "nucleus",
  "description": "Route every Claude Code tool call through a nucleus Firecracker microVM under an information-flow permission lattice, with a signed mediation receipt per call.",
  "version": "0.1.0",
  "license": "MIT OR Apache-2.0",
  "homepage": "https://github.com/coproduct-opensource/claude-code-nucleus",
  "mcpServers": {
    "nucleus": {
      "command": "ccn-mcp"
    }
  }
}

For maintainers

If you maintain this plugin, link to this source-backed listing from your README so users can review its manifest and indexed components.

[nucleus on Agent Plugins Marketplace](https://pluginsmp.com/plugins/nucleus)