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hook-development

Automate Claude Code plugin hooks using a JSON-based input/output format.

2|Updated Jul 9, 2026
Search Tags:#workflow automation#claude code#code validation#plugin hooks#event-driven automation
One-click install
npx skills add https://github.com/koki3141/codex-global-skills --skill hook-development-koki3141
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: hook-development
Source: https://github.com/koki3141/codex-global-skills/tree/main/hook-development
Command: npx skills add https://github.com/koki3141/codex-global-skills --skill hook-development-koki3141

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires python, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill provides comprehensive guidance and automation for Claude Code plugin hooks, allowing users to implement advanced event-driven automation, validate operations, enforce policies, and integrate external tools into workflows.

Core Features & Use Cases

  • Event-Driven Automation: Automate workflows in response to Claude Code events like PreToolUse, PostToolUse, Stop, and SessionStart.
  • Validation and Enforcement: Validate tool calls, enforce completion standards, and ensure task completion.
  • Integration and Context Loading: Integrate with external tools and load project-specific context at session start.
  • Use Case: For example, create a hook that automatically validates code changes before they are committed to a repository, ensuring quality and compliance.

Quick Start

Use the hook-development skill to create a new hook that validates file write operations in a Claude Code session.

Frequently Asked Questions about hook-development

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

FAQPage Schema
How do I automate Claude Code plugin hooks for event-driven workflows?▼

Automate Claude Code plugin hooks using a structured, JSON-based input/output format to handle events like PreToolUse, PostToolUse, Stop, and SessionStart for advanced workflow management.

Can I validate file write operations before they are committed in Claude Code?▼

Yes, validate file write operations by creating a Claude Code plugin hook that automatically checks code changes before they are committed to a repository, ensuring quality and compliance.

Do I need Python to set up event-driven automation in Claude Code?▼

Yes, Python is required to implement event-driven automation in Claude Code plugin hooks, along with working knowledge of the Claude Code hook system.

What is the best way to load project-specific context at session start in Claude Code?▼

Load project-specific context at Claude Code SessionStart by configuring an event-driven hook that automatically retrieves and applies the necessary operational setup data.

How does JSON-based input and output work with Claude Code hook validation?▼

JSON-based input and output standardizes Claude Code hook validation by passing structured event data to the hook script, which then returns deterministic validation results.

What are the limitations of using plugin hooks for operational enforcement in Claude Code?▼

Plugin hooks for operational enforcement in Claude Code are limited to specific event triggers like PreToolUse and Stop, requiring Python and structured JSON handling to execute validation logic.

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