claude-dev-toolkit

A comprehensive Claude Code plugin for building Claude Code extensions. Contains everything you need to create skills, plugins, hooks, subagents, agent teams, MCP servers, and output styles.

What's Included

Skills (8)

Skill	Description
skills-authoring	Create SKILL.md files with frontmatter, triggers, references, and fork mode
plugin-development	Build plugins with plugin.json, directory layout, marketplace distribution
hooks-automation	Configure hooks across 14 lifecycle events with matchers and handlers
subagents-and-teams	Create custom subagents and coordinate agent teams
mcp-integration	Set up MCP servers with stdio/SSE transports and authentication
claude-code-best-practices	Context management, CLAUDE.md patterns, and parallel sessions
extending-claude-code	Extension comparison, output styles, and programmatic usage
claude-code-troubleshooting	Diagnose installation, runtime, and plugin issues

Agents (3)

Agent	Description
plugin-builder	Scaffolds and validates complete plugins end-to-end
hook-builder	Creates and debugs hook configurations
agent-builder	Creates subagent definitions and team configurations

Commands (3)

Command	Description
/create-plugin	Interactive wizard to scaffold a new plugin
/create-hook	Guided hook creation workflow
/claude-code-guide	General Q&A about Claude Code extensibility

Hooks

• PostToolUse prompt hook: Validates plugin component files for convention compliance after Write/Edit operations

Output Style

• Developer Documentation: Optimized for extension development — code-first, decision tables, copy-paste ready examples

Installation

Via plugin directory (development)

claude --plugin-dir /path/to/claude-dev-toolkit/

Via marketplace

/plugin marketplace add Aznatkoiny/claude-dev-toolkit
/plugin install claude-dev-toolkit@Aznatkoiny

Usage

Skills trigger automatically

Ask Claude questions like:

• "How do I create a skill?"
• "Help me set up a hook"
• "What MCP servers are available?"
• "How do I build a plugin?"

Use commands directly

/claude-dev-toolkit:create-plugin my-awesome-plugin
/claude-dev-toolkit:create-hook
/claude-dev-toolkit:claude-code-guide how do hooks work?

Agents activate on matching scenarios

The builder agents activate when Claude detects you need scaffolding help — for example, when you say "build me a plugin that..." or "create a hook for...".

License

MIT