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twelve-factor-app

v1.0.3

Reference guide for the Twelve-Factor App methodology — 15 principles (12 original + 3 modern extensions) for building portable, resilient, cloud-native applications. Use when evaluating architecture, reviewing codebases for methodology compliance, or advising on configuration, scaling, observability, security, and deployment patterns.

CodexClaude Code1 Skill

By Jamie Nelson66 GitHub starsUpdated 4 hours ago

Directory evidence

Runtimes
Codex and Claude Code
Parsed components
1 skill or MCP entry
Source updated
Sep 24, 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 twelve-factor-app for Codex and Claude Code

Installs for the current user
codex plugin marketplace add Jamie-BitFlight/claude_skills
codex plugin marketplace upgrade jamie-bitflight-skills
codex plugin add twelve-factor-app@jamie-bitflight-skills

Paste and run these commands in a terminal with Codex. They add and refresh the jamie-bitflight-skills catalog, then install this plugin.

Compatibility: the page URL and API slug “twelve-factor-app” remain stable.

  • Codex: twelve-factor-app@agent-plugin-marketplace → twelve-factor-app@jamie-bitflight-skills

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/Jamie-BitFlight/claude_skills

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The plugin root is plugins/twelve-factor-app/.

Plugin files

plugins/twelve-factor-app/
├── .codex-plugin/plugin.json
├── .claude-plugin/plugin.json
└── skills/twelve-factor-app/SKILL.md

Included Skills1

twelve-factor-appskills/twelve-factor-app/SKILL.md

Reference guide for the Twelve-Factor App methodology — 15 principles (12 original + 3 modern extensions) for building portable, resilient, cloud-native applications. Use when evaluating application architecture, designing cloud-native services, reviewing codebases for methodology compliance, advising on configuration, scaling, observability, security, and deployment patterns. Incorporates the 2025 open-source community evolution and cloud-native reinterpretations of each factor.

Plugin manifests2

plugins/twelve-factor-app/.codex-plugin/plugin.json
{
  "name": "twelve-factor-app",
  "version": "1.0.3",
  "description": "Reference guide for the Twelve-Factor App methodology — 15 principles (12 original + 3 modern extensions) for building portable, resilient, cloud-native applications. Use when evaluating architecture, reviewing codebases for methodology compliance, or advising on configuration, scaling, observability, security, and deployment patterns.",
  "author": {
    "name": "Jamie Nelson",
    "url": "https://github.com/bitflight-devops"
  },
  "skills": "./skills/",
  "interface": {
    "displayName": "Twelve Factor App",
    "shortDescription": "Reference guide for the Twelve-Factor App methodology — 15 principles (12 original + 3 modern extensions) for building portable, resilient, cloud-native applications. Use when evaluating architecture, reviewing codebases for methodology...",
    "longDescription": "Reference guide for the Twelve-Factor App methodology — 15 principles (12 original + 3 modern extensions) for building portable, resilient, cloud-native applications. Use when evaluating architecture, reviewing codebases for methodology compliance, or advising on configuration, scaling, observability, security, and deployment patterns.",
    "developerName": "Jamie Nelson",
    "category": "Developer Tools",
    "capabilities": [
      "Interactive",
      "Read"
    ],
    "defaultPrompt": [
      "Reference guide for the Twelve-Factor App methodology — 15 principles (12 original + 3 modern extensions) for building portable,"
    ]
  }
}
plugins/twelve-factor-app/.claude-plugin/plugin.json
{
  "name": "twelve-factor-app",
  "description": "Reference guide for the Twelve-Factor App methodology — 15 principles (12 original + 3 modern extensions) for building portable, resilient, cloud-native applications. Use when evaluating architecture, reviewing codebases for methodology compliance, or advising on configuration, scaling, observability, security, and deployment patterns.",
  "version": "1.0.5",
  "author": {
    "name": "Jamie Nelson",
    "url": "https://github.com/bitflight-devops"
  }
}

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.

[twelve-factor-app on Agent Plugins Marketplace](https://pluginsmp.com/plugins/twelve-factor-app)