claude-code-skills-reference/README.md

Claude Code Skills Marketplace

Professional Claude Code skills marketplace featuring 17 production-ready skills for enhanced development workflows.

📑 Table of Contents

• 🌟 Essential Skill: skill-creator
• 🚀 Quick Installation
• 🇨🇳 Chinese User Guide
• 📦 Other Available Skills
• 🎬 Interactive Demo Gallery
• 🎯 Use Cases
• 📚 Documentation
• 🛠️ Requirements
• ❓ FAQ
• 🤝 Contributing
• 📄 License

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🌟 Essential Skill: skill-creator

⭐ Start here if you want to create your own skills!

The skill-creator is the meta-skill that enables you to build, validate, and package your own Claude Code skills. It's the most important tool in this marketplace because it empowers you to extend Claude Code with your own specialized workflows.

Why skill-creator First?

• 🎯 Foundation: Learn how skills work by creating your own
• 🛠️ Complete Toolkit: Initialization, validation, and packaging scripts included
• 📖 Best Practices: Learn from production-ready examples
• 🚀 Quick Start: Generate skill templates in seconds
• ✅ Quality Assurance: Built-in validation ensures your skills meet standards

Quick Install

claude plugin marketplace add daymade/claude-code-skills
claude plugin install skill-creator@daymade/claude-code-skills

What You Can Do

After installing skill-creator, simply ask Claude Code:

"Create a new skill called my-awesome-skill in ~/my-skills"

"Validate my skill at ~/my-skills/my-awesome-skill"

"Package my skill at ~/my-skills/my-awesome-skill for distribution"

Claude Code, with skill-creator loaded, will guide you through the entire skill creation process - from understanding your requirements to packaging the final skill.

📚 Full documentation: skill-creator/SKILL.md

Live Demos

📝 Initialize New Skill

✅ Validate Skill Structure

📦 Package Skill for Distribution

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🚀 Quick Installation

Automated Installation (Recommended)

macOS/Linux:

curl -fsSL https://raw.githubusercontent.com/daymade/claude-code-skills/main/scripts/install.sh | bash

Windows (PowerShell):

iwr -useb https://raw.githubusercontent.com/daymade/claude-code-skills/main/scripts/install.ps1 | iex

Manual Installation

Add the marketplace:

/plugin marketplace add daymade/claude-code-skills

Essential Skill (recommended first install):

claude plugin install skill-creator@daymade/claude-code-skills

Install Other Skills:

# GitHub operations
claude plugin install github-ops@daymade/claude-code-skills

# Document conversion
claude plugin install markdown-tools@daymade/claude-code-skills

# Diagram generation
claude plugin install mermaid-tools@daymade/claude-code-skills

# Statusline customization
claude plugin install statusline-generator@daymade/claude-code-skills

# Teams communication
claude plugin install teams-channel-post-writer@daymade/claude-code-skills

# Repomix extraction
claude plugin install repomix-unmixer@daymade/claude-code-skills

# AI/LLM icons
claude plugin install llm-icon-finder@daymade/claude-code-skills

# CLI demo generation
claude plugin install cli-demo-generator@daymade/claude-code-skills

# YouTube video/audio downloading
claude plugin install youtube-downloader@daymade/claude-code-skills

# Video comparison and quality analysis
claude plugin install video-comparer@daymade/claude-code-skills

# QA testing infrastructure with autonomous execution
claude plugin install qa-expert@daymade/claude-code-skills

Each skill can be installed independently - choose only what you need!

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🇨🇳 Chinese User Guide

For Chinese users: We highly recommend using CC-Switch to manage Claude Code API provider configurations.

CC-Switch enables you to:

• ✅ Quickly switch between different API providers (DeepSeek, Qwen, GLM, etc.)
• ✅ Test endpoint response times to find the fastest provider
• ✅ Manage MCP server configurations
• ✅ Auto-backup and import/export settings
• ✅ Cross-platform support (Windows, macOS, Linux)

Setup: Download from Releases, install, add your API configs, and switch via UI or system tray.

Complete Chinese Documentation

For full documentation in Chinese, see README.zh-CN.md.

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📦 Other Available Skills

1. github-ops - GitHub Operations Suite

Comprehensive GitHub operations using gh CLI and GitHub API.

When to use:

• Creating, viewing, or managing pull requests
• Managing issues and repository settings
• Querying GitHub API endpoints
• Working with GitHub Actions workflows
• Automating GitHub operations

Key features:

• PR creation with JIRA integration
• Issue management workflows
• GitHub API (REST & GraphQL) operations
• Workflow automation
• Enterprise GitHub support

🎬 Live Demo

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2. markdown-tools - Document Conversion Suite

Converts documents to markdown with Windows/WSL path handling and Obsidian integration.

When to use:

• Converting .doc/.docx/PDF/PPTX to markdown
• Processing Confluence exports
• Handling Windows/WSL path conversions
• Working with markitdown utility

Key features:

• Multi-format document conversion
• Confluence export processing
• Windows/WSL path automation
• Obsidian vault integration
• Helper scripts for path conversion

🎬 Live Demo

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3. mermaid-tools - Diagram Generation

Extracts Mermaid diagrams from markdown and generates high-quality PNG images.

When to use:

• Converting Mermaid diagrams to PNG
• Extracting diagrams from markdown files
• Processing documentation with embedded diagrams
• Creating presentation-ready visuals

Key features:

• Automatic diagram extraction
• High-resolution PNG generation
• Smart sizing based on diagram type
• Customizable dimensions and scaling
• WSL2 Chrome/Puppeteer support

🎬 Live Demo

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4. statusline-generator - Statusline Customization

Configures Claude Code statuslines with multi-line layouts and cost tracking.

When to use:

• Customizing Claude Code statusline
• Adding cost tracking (session/daily)
• Displaying git status
• Multi-line layouts for narrow screens
• Color customization

Key features:

• Multi-line statusline layouts
• ccusage cost integration
• Git branch status indicators
• Customizable colors
• Portrait screen optimization

🎬 Live Demo

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5. teams-channel-post-writer - Teams Communication

Creates educational Teams channel posts for internal knowledge sharing.

When to use:

• Writing Teams posts about features
• Sharing Claude Code best practices
• Documenting lessons learned
• Creating internal announcements
• Teaching effective prompting patterns

Key features:

• Post templates with proven structure
• Writing guidelines for quality content
• "Normal vs Better" example patterns
• Emphasis on underlying principles
• Ready-to-use markdown templates

🎬 Live Demo

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6. repomix-unmixer - Repository Extraction

Extracts files from repomix-packed repositories and restores directory structures.

When to use:

• Unmixing repomix output files
• Extracting packed repositories
• Restoring file structures
• Reviewing repomix content
• Converting repomix to usable files

Key features:

• Multi-format support (XML, Markdown, JSON)
• Auto-format detection
• Directory structure preservation
• UTF-8 encoding support
• Comprehensive validation workflows

🎬 Live Demo

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7. llm-icon-finder - AI/LLM Brand Icon Finder

Access 100+ AI model and LLM provider brand icons from lobe-icons library.

When to use:

• Finding brand icons for AI models/providers
• Downloading logos for Claude, GPT, Gemini, etc.
• Getting icons in multiple formats (SVG/PNG/WEBP)
• Building AI tool documentation
• Creating presentations about LLMs

Key features:

• 100+ AI/LLM model icons
• Multiple format support (SVG, PNG, WEBP)
• URL generation for direct access
• Local download capabilities
• Searchable icon catalog

🎬 Live Demo

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8. cli-demo-generator - CLI Demo Generation

Generate professional animated CLI demos and terminal recordings with VHS automation.

When to use:

• Creating demos for documentation
• Recording terminal workflows as GIFs
• Generating animated tutorials
• Batch-generating multiple demos
• Showcasing CLI tools

Key features:

• Automated demo generation from command lists
• Batch processing with YAML/JSON configs
• Interactive recording with asciinema
• Smart timing based on command complexity
• Multiple output formats (GIF, MP4, WebM)
• VHS tape file templates

🎬 Live Demo

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9. cloudflare-troubleshooting - Cloudflare Diagnostics

Investigate and resolve Cloudflare configuration issues using API-driven evidence gathering.

When to use:

• Site shows ERR_TOO_MANY_REDIRECTS
• SSL/TLS configuration errors
• DNS resolution problems
• Cloudflare-related issues

Key features:

• Evidence-based investigation methodology
• Comprehensive Cloudflare API reference
• SSL/TLS mode troubleshooting (Flexible, Full, Strict)
• DNS, cache, and firewall diagnostics
• Agentic approach with optional helper scripts

🎬 Live Demo

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10. ui-designer - UI Design System Extractor

Extract design systems from reference UI images and generate implementation-ready design prompts.

When to use:

• Have UI screenshots/mockups to analyze
• Need to extract color palettes, typography, spacing
• Building MVP UI matching reference aesthetics
• Creating consistent design systems
• Generating multiple UI variations

Key features:

• Systematic design system extraction from images
• Color palette, typography, component analysis
• Interactive MVP PRD generation
• Template-driven workflow (design system → PRD → implementation prompt)
• Multi-variation UI generation (3 mobile, 2 web)
• React + Tailwind CSS + Lucide icons

🎬 Live Demo

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11. ppt-creator - Professional Presentation Creation

Create persuasive, audience-ready slide decks from topics or documents with data-driven charts and dual-format PPTX output.

When to use:

• Creating presentations, pitch decks, or keynotes
• Need structured content with professional storytelling
• Require data visualization and charts
• Want complete PPTX files with speaker notes
• Building business reviews or product pitches

Key features:

• Pyramid Principle structure (conclusion → reasons → evidence)
• Assertion-evidence slide framework
• Automatic data synthesis and chart generation (matplotlib)
• Dual-path PPTX creation (Marp CLI + document-skills:pptx)
• Complete orchestration: content → data → charts → PPTX with charts
• 45-60 second speaker notes per slide
• Quality scoring with auto-refinement (target: 75/100)

🎬 Live Demo

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12. youtube-downloader - YouTube Video & Audio Downloader

Download YouTube videos and audio using yt-dlp with robust error handling and automatic workarounds for common issues.

When to use:

• Downloading YouTube videos or playlists
• Extracting audio from YouTube videos as MP3
• Experiencing yt-dlp download failures or nsig extraction errors
• Need help with format selection or quality options
• Working with YouTube content in regions with access restrictions

Key features:

• Android client workaround for nsig extraction issues (automatic)
• Audio-only download with MP3 conversion
• Format listing and custom format selection
• Output directory customization
• Network error handling for proxy/restricted environments
• Availability check for yt-dlp dependency

🎬 Live Demo

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13. repomix-safe-mixer - Secure Repomix Packaging

Safely package codebases with repomix by automatically detecting and removing hardcoded credentials before packing.

When to use:

• Packaging code with repomix for distribution or sharing
• Creating reference packages from proprietary codebases
• Security concerns about accidentally exposing credentials
• Pre-commit security checks for hardcoded secrets
• Auditing codebases for credential exposure

Key features:

• Detects 20+ credential patterns (AWS, Supabase, Stripe, OpenAI, etc.)
• Scan → Report → Pack workflow with automatic blocking
• Standalone security scanner for pre-commit hooks
• Environment variable replacement guidance
• JSON output for CI/CD integration
• Exclude patterns for false positive handling

🎬 Live Demo

Coming soon

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14. transcript-fixer - ASR Transcription Correction

Correct speech-to-text (ASR/STT) transcription errors through dictionary-based rules and AI-powered corrections with automatic pattern learning.

When to use:

• Correcting meeting notes, lecture recordings, or interview transcripts
• Fixing Chinese/English homophone errors and technical terminology
• Building domain-specific correction dictionaries
• Improving transcript accuracy through iterative learning
• Collaborating with teams on shared correction knowledge bases

Key features:

• Two-stage correction pipeline (dictionary + AI)
• Automatic pattern detection and learning
• Domain-specific dictionaries (general, embodied_ai, finance, medical)
• SQLite-based correction repository
• Team collaboration with import/export
• GLM API integration for AI corrections
• Cost optimization through dictionary promotion

Example workflow:

# Initialize and add corrections
uv run scripts/fix_transcription.py --init
uv run scripts/fix_transcription.py --add "错误词" "正确词" --domain general

# Run full correction pipeline
uv run scripts/fix_transcription.py --input meeting.md --stage 3

# Review and approve learned patterns
uv run scripts/fix_transcription.py --review-learned

🎬 Live Demo

Coming soon

📚 Documentation: See transcript-fixer/references/ for workflow guides, SQL queries, troubleshooting, best practices, team collaboration, and API setup.

Requirements: Python 3.6+, uv package manager, GLM API key (get from https://open.bigmodel.cn/)

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15. video-comparer - Video Comparison and Quality Analysis

Compare two videos and generate interactive HTML reports with quality metrics and frame-by-frame visual comparisons.

When to use:

• Comparing original and compressed videos
• Analyzing video compression quality and efficiency
• Evaluating codec performance or bitrate reduction impact
• Assessing before/after compression results
• Quality analysis for video encoding workflows

Key features:

• Quality metrics calculation (PSNR, SSIM)
• Frame-by-frame visual comparison with three viewing modes:
  • Slider mode: Drag to reveal differences
  • Side-by-side mode: Simultaneous display
  • Grid mode: Compact 2-column layout
• Video metadata extraction (codec, resolution, bitrate, duration, file size)
• Self-contained HTML reports (no server required, works offline)
• Security features (path validation, resource limits, timeout controls)
• Multi-platform FFmpeg support (macOS, Linux, Windows)

Example usage:

# Basic comparison
python3 scripts/compare.py original.mp4 compressed.mp4

# Custom output and frame interval
python3 scripts/compare.py original.mp4 compressed.mp4 -o report.html --interval 10

# Batch processing
for original in originals/*.mp4; do
    compressed="compressed/$(basename "$original")"
    output="reports/$(basename "$original" .mp4).html"
    python3 scripts/compare.py "$original" "$compressed" -o "$output"
done

🎬 Live Demo

Coming soon

📚 Documentation: See video-comparer/references/ for quality metrics interpretation, FFmpeg commands, and configuration options.

Requirements: Python 3.8+, FFmpeg/FFprobe (install via brew install ffmpeg, apt install ffmpeg, or winget install ffmpeg)

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16. qa-expert - Comprehensive QA Testing Infrastructure

Establish world-class QA testing processes with autonomous LLM execution, Google Testing Standards, and OWASP security best practices.

When to use:

• Setting up QA infrastructure for new or existing projects
• Writing standardized test cases following Google Testing Standards (AAA pattern)
• Implementing security testing (OWASP Top 10 coverage)
• Executing comprehensive test plans with automatic progress tracking
• Filing bugs with proper P0-P4 severity classification
• Calculating quality metrics and enforcing quality gates
• Enabling autonomous LLM-driven test execution (100x speedup)
• Preparing QA documentation for third-party team handoffs

Key features:

• One-command initialization: Complete QA infrastructure with templates, CSVs, and documentation
• Autonomous execution: Master prompt enables LLM to auto-execute all tests, auto-track results, auto-file bugs
• Google Testing Standards: AAA pattern compliance, 90% coverage targets, fail-fast validation
• OWASP security testing: 90% Top 10 coverage with specific attack vectors
• Quality gates enforcement: 100% execution, ≥80% pass rate, 0 P0 bugs, ≥80% code coverage
• Ground Truth Principle: Prevents doc/CSV sync issues (test docs = authoritative source)
• Bug tracking: P0-P4 classification with detailed repro steps and environment info
• Day 1 onboarding: 5-hour guide for new QA engineers
• 30+ LLM prompts: Ready-to-use prompts for specific QA tasks
• Metrics dashboard: Test execution progress, pass rate, bug analysis, quality gates status

Example usage:

# Initialize QA project (creates full infrastructure)
python3 scripts/init_qa_project.py my-app ./

# Calculate quality metrics and gates status
python3 scripts/calculate_metrics.py tests/TEST-EXECUTION-TRACKING.csv

# For autonomous execution, copy master prompt from:
# references/master_qa_prompt.md → paste to LLM → auto-executes 342 tests over 5 weeks

🎬 Live Demo

Coming soon

📚 Documentation: See qa-expert/references/ for:

• master_qa_prompt.md - Single command for autonomous execution (100x speedup)
• google_testing_standards.md - AAA pattern, coverage thresholds, OWASP testing
• day1_onboarding.md - 5-hour onboarding timeline for new QA engineers
• ground_truth_principle.md - Preventing doc/CSV sync issues
• llm_prompts_library.md - 30+ ready-to-use QA prompts

Requirements: Python 3.8+

💡 Innovation: The autonomous execution capability (via master prompt) enables LLM to execute entire test suites 100x faster than manual execution, with zero human error in tracking. Perfect for third-party QA handoffs - just provide the master prompt and they can start testing immediately.

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🎬 Interactive Demo Gallery

Want to see all demos in one place with click-to-enlarge functionality? Check out our interactive demo gallery or browse the demos directory.

🎯 Use Cases

For GitHub Workflows

Use github-ops to streamline PR creation, issue management, and API operations.

For Documentation

Combine markdown-tools for document conversion and mermaid-tools for diagram generation to create comprehensive documentation. Use llm-icon-finder to add brand icons.

For Team Communication

Use teams-channel-post-writer to share knowledge and statusline-generator to track costs while working.

For Repository Management & Security

Use repomix-unmixer to extract and validate repomix-packed skills or repositories. Use repomix-safe-mixer to package codebases securely, automatically detecting and blocking hardcoded credentials before distribution.

For Skill Development

Use skill-creator (see Essential Skill section above) to build, validate, and package your own Claude Code skills following best practices.

For Presentations & Business Communication

Use ppt-creator to generate professional slide decks with data visualizations, structured storytelling, and complete PPTX output for pitches, reviews, and keynotes.

For Video Quality Analysis

Use video-comparer to analyze compression results, evaluate codec performance, and generate interactive comparison reports. Combine with youtube-downloader to compare different quality downloads.

For Media & Content Download

Use youtube-downloader to download YouTube videos and extract audio from videos with automatic workarounds for common download issues.

For Transcription & ASR Correction

Use transcript-fixer to correct speech-to-text errors in meeting notes, lectures, and interviews through dictionary-based rules and AI-powered corrections with automatic learning.

For QA Testing & Quality Assurance

Use qa-expert to establish comprehensive QA testing infrastructure with autonomous LLM execution, Google Testing Standards, and OWASP security testing. Perfect for project launches, third-party QA handoffs, and enforcing quality gates (100% execution, ≥80% pass rate, 0 P0 bugs). The master prompt enables 100x faster test execution with zero tracking errors.

📚 Documentation

Each skill includes:

• SKILL.md: Core instructions and workflows
• scripts/: Executable utilities (Python/Bash)
• references/: Detailed documentation
• assets/: Templates and resources (where applicable)

Quick Links

• github-ops: See github-ops/references/api_reference.md for API documentation
• markdown-tools: See markdown-tools/references/conversion-examples.md for conversion scenarios
• mermaid-tools: See mermaid-tools/references/setup_and_troubleshooting.md for setup guide
• statusline-generator: See statusline-generator/references/color_codes.md for customization
• teams-channel-post-writer: See teams-channel-post-writer/references/writing-guidelines.md for quality standards
• repomix-unmixer: See repomix-unmixer/references/repomix-format.md for format specifications
• skill-creator: See skill-creator/SKILL.md for complete skill creation workflow
• llm-icon-finder: See llm-icon-finder/references/icons-list.md for available icons
• cli-demo-generator: See cli-demo-generator/references/vhs_syntax.md for VHS syntax and cli-demo-generator/references/best_practices.md for demo guidelines
• ppt-creator: See ppt-creator/references/WORKFLOW.md for 9-stage creation process and ppt-creator/references/ORCHESTRATION_OVERVIEW.md for automation
• youtube-downloader: See youtube-downloader/SKILL.md for usage examples and troubleshooting
• repomix-safe-mixer: See repomix-safe-mixer/references/common_secrets.md for detected credential patterns
• video-comparer: See video-comparer/references/video_metrics.md for quality metrics interpretation and video-comparer/references/configuration.md for customization options
• transcript-fixer: See transcript-fixer/references/workflow_guide.md for step-by-step workflows and transcript-fixer/references/team_collaboration.md for collaboration patterns
• qa-expert: See qa-expert/references/master_qa_prompt.md for autonomous execution (100x speedup) and qa-expert/references/google_testing_standards.md for AAA pattern and OWASP testing

🛠️ Requirements

• Claude Code 2.0.13 or higher
• Python 3.6+ (for scripts in multiple skills)
• gh CLI (for github-ops)
• markitdown (for markdown-tools)
• mermaid-cli (for mermaid-tools)
• yt-dlp (for youtube-downloader): brew install yt-dlp or pip install yt-dlp
• FFmpeg/FFprobe (for video-comparer): brew install ffmpeg, apt install ffmpeg, or winget install ffmpeg
• VHS (for cli-demo-generator): brew install vhs
• asciinema (optional, for cli-demo-generator interactive recording)
• ccusage (optional, for statusline cost tracking)
• pandas & matplotlib (optional, for ppt-creator chart generation)
• Marp CLI (optional, for ppt-creator Marp PPTX export): npm install -g @marp-team/marp-cli
• repomix (for repomix-safe-mixer): npm install -g repomix

❓ FAQ

How do I know which skills to install?

Start with skill-creator if you want to create your own skills. Otherwise, browse the Other Available Skills section and install what matches your workflow.

Can I use these skills without Claude Code?

No, these skills are specifically designed for Claude Code. You'll need Claude Code 2.0.13 or higher.

How do I update skills?

Use the same install command to update:

claude plugin install skill-name@daymade/claude-code-skills

Can I contribute my own skill?

Absolutely! See CONTRIBUTING.md for guidelines. We recommend using the skill-creator to ensure your skill meets quality standards.

Are these skills safe to use?

Yes, all skills are open-source and reviewed. The code is available in this repository for inspection.

How do Chinese users handle API access?

We recommend using CC-Switch to manage API provider configurations. See the Chinese User Guide section above.

What's the difference between skill-creator and other skills?

skill-creator is a meta-skill - it helps you create other skills. The other 7 skills are end-user skills that provide specific functionalities (GitHub ops, document conversion, etc.). If you want to extend Claude Code with your own workflows, start with skill-creator.

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🤝 Contributing

Contributions are welcome! Please feel free to:

1. Open issues for bugs or feature requests
2. Submit pull requests with improvements
3. Share feedback on skill quality

Skill Quality Standards

All skills in this marketplace follow:

• Imperative/infinitive writing style
• Progressive disclosure pattern
• Proper resource organization
• Comprehensive documentation
• Tested and validated

📄 License

This marketplace is licensed under the MIT License - see the LICENSE file for details.

⭐ Support

If you find these skills useful, please:

• ⭐ Star this repository
• 🐛 Report issues
• 💡 Suggest improvements
• 📢 Share with your team

🔗 Related Resources

• Claude Code Documentation
• Agent Skills Guide
• Plugin Marketplaces
• Anthropic Skills Repository

📞 Contact

• GitHub: @daymade
• Email: daymadev89@gmail.com
• Repository: daymade/claude-code-skills

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Built with ❤️ using the skill-creator skill for Claude Code

Last updated: 2025-10-22 | Version 1.2.0