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agent-spine

v0.66.1

A non-destructive identity and memory spine for Codex agents.

CodexClaude Code1 Skill1 MCP serverstdio

By Mayk BilettiLicense: Apache-2.00 GitHub starsUpdated 2 weeks ago

Directory evidence

Runtimes
Codex and Claude Code
Parsed components
2 skill or MCP entries
Source updated
Sep 4, 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 agent-spine for Codex and Claude Code

Installs for the current user
codex plugin marketplace add IchenDEV/agent-plugin-mkt
codex plugin marketplace upgrade agent-plugin-marketplace
codex plugin add agent-spine@agent-plugin-marketplace

Paste and run these commands in a terminal with Codex. 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/Maykbiletti/AgentSpine

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

agent-spine/
├── .codex-plugin/plugin.json
├── .claude-plugin/plugin.json
├── skills/agent-spine/SKILL.md
└── .mcp.json

Included Skills1

agent-spineskills/agent-spine/SKILL.md

Discover, resolve, and verify an agent's existing constitution, soul, memory index, linked fact files, and references without rewriting or merging source Markdown. Use when continuity, identity, relationship memory, host-specific instructions, or source preservation matters.

MCP servers1

agent-spinestdio
command
node
args
${PLUGIN_ROOT}/src/mcp.js

MCP configuration uses runtime-provided plugin path placeholders such as ${PLUGIN_ROOT} or ${CLAUDE_PLUGIN_ROOT}. Review the manifest for the runtime-specific expansion rules.

Plugin manifests2

.codex-plugin/plugin.json
{
  "name": "agent-spine",
  "version": "0.66.1",
  "description": "A non-destructive identity and memory spine for Codex agents.",
  "author": {
    "name": "Mayk Biletti",
    "url": "https://github.com/Maykbiletti"
  },
  "homepage": "https://github.com/Maykbiletti/AgentSpine",
  "repository": "https://github.com/Maykbiletti/AgentSpine",
  "license": "Apache-2.0",
  "keywords": [
    "identity",
    "memory",
    "mcp",
    "agents"
  ],
  "skills": "./skills/",
  "hooks": "./hooks/codex.json",
  "mcpServers": {
    "agent-spine": {
      "command": "node",
      "args": [
        "${PLUGIN_ROOT}/src/mcp.js"
      ]
    }
  },
  "interface": {
    "displayName": "AgentSpine",
    "shortDescription": "Identity and memory without rewriting your files.",
    "longDescription": "Maps existing rules, soul, memory, and linked Markdown into a verifiable context spine while preserving every source byte.",
    "developerName": "Mayk Biletti",
    "category": "Developer Tools",
    "capabilities": [
      "Read",
      "MCP",
      "Hooks",
      "Worker"
    ],
    "websiteURL": "https://github.com/Maykbiletti/AgentSpine",
    "defaultPrompt": [
      "Map this project's existing agent identity.",
      "Show the active rules, soul, and memory layers.",
      "Verify that protected sources are unchanged."
    ]
  }
}
.claude-plugin/plugin.json
{
  "name": "agent-spine",
  "version": "0.66.1",
  "description": "A non-destructive identity and memory spine for Claude Code agents.",
  "author": {
    "name": "Mayk Biletti",
    "url": "https://github.com/Maykbiletti"
  },
  "homepage": "https://github.com/Maykbiletti/AgentSpine",
  "repository": "https://github.com/Maykbiletti/AgentSpine",
  "license": "Apache-2.0",
  "keywords": [
    "identity",
    "memory",
    "mcp",
    "agents"
  ],
  "mcpServers": "./.mcp.json"
}

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.

[agent-spine on Agent Plugins Marketplace](https://pluginsmp.com/plugins/agent-spine)