hook-development

Implement event-driven PreToolUse, PostToolUse, Stop, and SessionStart hooks for Claude Code plugins.

Updated Mar 1, 2026

Search Tags:#automation #workflow #security #validation #plugin #claude-code #hook

Ready to run

npx skills add https://github.com/murphyjoseph/dojo-kit --skill hook-development-murphyjoseph

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: hook-development
Source: https://github.com/murphyjoseph/dojo-kit/tree/main/.agents/skills/hook-development
Command: npx skills add https://github.com/murphyjoseph/dojo-kit --skill hook-development-murphyjoseph

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Hooks enable self-contained, event-driven automation for Claude Code plugins. They provide structured guidance to implement PreToolUse, PostToolUse, Stop, and SessionStart hooks, enabling policy enforcement, context loading, and workflow automation within projects without bespoke scripting.

Core Features & Use Cases

Event-driven support for multiple hook events (PreToolUse, PostToolUse, Stop, SessionStart, etc.) with both prompt-based and command-based hooks.
Comprehensive guidance for validation, policy enforcement, context loading, and cross-event workflows to automate safe plugin operations.
Extensible structure with examples, patterns, and best practices that scale from quick checks to advanced automation across real-world projects.

Quick Start

Define a hook in hooks.json and test it in Claude Code to validate safety checks.

Frequently Asked Questions about hook-development

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I automate validation and policy enforcement in Claude Code?▼

Claude Code hooks automate validation and policy enforcement through event-driven scripts. You can define PreToolUse and PostToolUse hooks in hooks.json to intercept actions and enforce safety checks automatically.

What are Claude Code hooks and when do I need them?▼

Claude Code hooks are self-contained, event-driven automation tools for plugins. You need them to enforce policies, load context, and automate workflows without writing bespoke scripts for every project.

How do I set up a hook in hooks.json for Claude Code plugins?▼

Setting up a hook in hooks.json involves defining the event type, such as SessionStart or Stop, and specifying the prompt-based or command-based action. Test the hook in Claude Code to validate safety checks.

Can I use both prompt-based and command-based hooks for workflow automation?▼

Both prompt-based and command-based hooks are supported for workflow automation in Claude Code. This allows you to combine natural language guidance with deterministic scripts for comprehensive event-driven operations.

Does Claude Code hook automation support frontend project scaling?▼

Claude Code hook automation scales for frontend projects by supporting advanced multi-event workflows. The extensible structure provides patterns and best practices that grow from quick checks to complex automation.

Why are my Claude Code hooks not triggering on custom events?▼

Hooks not triggering often indicates incorrect event mapping in hooks.json or unsupported event types. Ensure your hook targets valid events like PreToolUse, PostToolUse, Stop, or SessionStart and follows YAML frontmatter requirements.