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🧪

Plugin Development Kit

📦Plugin🧪Testing & QA★ Featured31,635

Comprehensive toolkit for developing Claude Code plugins with 8-phase guided workflow and 7 expert skills. Includes plugin scaffolding, manifest validation, testing tools, and publishing assistance for creating production-ready plugins.

By Anthropic

plugindevelopmentsdktoolsofficial
Install command
/plugin install plugin-dev@claude-plugins-official

How to install

Claude Code Plugin

Plugins are a Claude Code feature installed from a marketplace.

  1. Add the marketplace (only needed once):
    /plugin marketplace add claude-plugins-official
  2. Install the plugin:
    /plugin install plugin-dev@claude-plugins-official

It becomes available immediately as slash commands, skills or agents — no restart needed.

Exact steps can vary per project — always double-check the original source. New to this? Read the full install guide →

Source

  • Claude Directory

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Test Driven Development

Use when implementing any feature or bugfix, before writing implementation code

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How to install

Claude Code Plugin

Plugins are a Claude Code feature installed from a marketplace.

  1. Add the marketplace (only needed once):
    /plugin marketplace add claude-plugins-official
  2. Install the plugin:
    /plugin install plugin-dev@claude-plugins-official

It becomes available immediately as slash commands, skills or agents — no restart needed.

Exact steps can vary per project — always double-check the original source. New to this? Read the full install guide →