claude-skills-plugin-marketplace

Claude Skills Plugin

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A comprehensive and extensible Claude Code plugin providing expert-level skills for various development tasks and workflows. Currently focused on n8n workflow development, automation, and integration, with plans to expand to other domains.

🚀 Quick Install (Recommended): Clone skills directly to ~/.claude/skills/ for highest priority

📦 What's Included

This plugin currently contains 15 specialized skills, covering n8n workflow development, Skill lifecycle management, and Claude model authentication:

Skill Lifecycle Management (3 skills) - NEW

11. skill-factory - Automated Skill Factory

    • Convert any GitHub repository into a standardized Skill with one command
    • Automatically fetch repository metadata (commit hash, README)
    • Generate compliant directory structure with extended metadata

12. skill-manager - Skill Lifecycle Manager

    • Concurrently check update status for all Skills
    • Support batch scan, update, and delete operations
    • Generate status reports (outdated/current/unmanaged)

13. skill-evolution - Skill Evolution Manager

    • Persist lessons learned from conversations to evolution.json
    • Smart stitching: automatically write experience to SKILL.md
    • Cross-version preservation: experience survives Skill updates

n8n Development Skills (7 skills)

1. n8n-workflow-patterns - Proven architectural patterns for building n8n workflows

   • 5 core patterns: Webhook Processing, HTTP API Integration, Database Operations, AI Agent Workflows, Scheduled Tasks
   • Pattern selection guide and workflow creation checklist
   • Real-world examples and best practices

2. n8n-code-javascript - Expert guidance for JavaScript Code nodes

   • Data access patterns ($input.all(), $input.first(), $input.item)
   • Built-in functions ($helpers, DateTime, $jmespath)
   • Common patterns and error prevention

3. n8n-code-python - Python Code node development

   • Python-specific patterns and best practices
   • Data manipulation and transformation
   • Integration with Python libraries

4. n8n-expression-syntax - Master n8n's expression language

   • Expression syntax and data referencing
   • Built-in functions and methods
   • Common patterns and troubleshooting

5. n8n-node-configuration - Configure nodes correctly

   • Node-specific configuration patterns
   • Operation dependencies and requirements
   • Authentication and credentials setup

6. n8n-validation-expert - Validate workflows before deployment

   • Workflow structure validation
   • Node configuration validation
   • Error detection and auto-fix suggestions

7. n8n-mcp-tools-expert - Use n8n MCP tools effectively

   • Search nodes and templates
   • Create and update workflows via API
   • Validate node operations

General Development Skills (5 skills)

8. skill-creator - Guide for creating effective Claude Code skills

   • Skill design principles and best practices
   • Progressive disclosure patterns
   • Bundled resources (scripts, references, assets)

9. md-to-pptx - Convert Markdown to PowerPoint presentations

   • Convert existing Markdown files to PPTX
   • Generate presentations from scratch with AI assistance
   • Multiple themes (business, tech_dark, education, neumorphism)
   • Custom template support

10. skill-lookup - Skill discovery and installation tool

    • Search and discover available Skills
    • Install and manage Skills

11. claude-verifier - Claude Model Authentication Tool (NEW)

    • 9 verification methods to detect fake or downgraded models
    • Tokenizer test, count_tokens API test, knowledge cutoff detection
    • Tool invocation, signature validation, temperature parameter tests
    • Achieves 95%+ accuracy when using all methods together

12. More skills coming soon - This plugin is designed to be extensible

• Future skills may cover: API development, testing, DevOps, data processing, etc.
• Community contributions welcome

🎯 Plugin Philosophy

This plugin is designed as a general-purpose skills repository that can accommodate skills from any domain:

• Currently: Primarily n8n workflow development skills (7 skills)
• Future: Will expand to include skills for other development areas
• Extensible: Easy to add new skills following the skill-creator guidelines
• Community-driven: Open to contributions from the community

🚀 Installation

Understanding Skills Priority

Claude Code Skills are loaded with different priorities (highest to lowest):