Plugin Structure Validator

About

The Plugin Structure Validator is a specialized tool designed to audit Claude Code plugin packages for technical compliance. It automatically checks for required files like plugin.json, validates JSON syntax, ensures essential frontmatter fields are present in commands and skills, and verifies path consistency across the plugin architecture. By identifying missing metadata or broken links, this skill ensures that custom extensions function correctly within the Claude Code environment and adhere to standardized development patterns.

Key Features

• Comprehensive error and warning reporting with actionable feedback
• Deep path consistency and file existence verification
• 0 GitHub stars
• Frontmatter requirement checks for commands, skills, and agents
• JSON syntax linting for hooks and configuration files
• Automated plugin.json schema and metadata validation

Use Cases

• Linting custom Claude Code plugins before distribution or deployment
• Debugging structural issues in plugin metadata and frontmatter
• Ensuring newly created plugin components follow standardized naming and formatting conventions