Massif Skills Marketplace

A curated collection of Claude Code skills for modern web development, specializing in Supabase and Svelte/SvelteKit.

🌐 Live Marketplace: massifnet.work

📦 Available Skills

🗄️ Supabase

Comprehensive Supabase development expert covering Edge Functions, database schema management, migrations, PostgreSQL functions, and RLS policies.

Use for:

• TypeScript/Deno Edge Functions (npm:/jsr: specifiers)
• Declarative schema management
• SQL formatting and style guide
• Migration creation (YYYYMMDDHHmmss format)
• Database functions with SECURITY INVOKER
• RLS policy implementation

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📦 Supabase Storage

Expert guide for Supabase Storage including bucket management, file operations, URL generation, and RLS policies.

Use for:

• File uploads/downloads
• Public and private bucket configuration
• Signed URL generation
• Storage RLS policies
• Resumable uploads (tus-js-client, Uppy.js)
• Image transformations

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📡 Supabase Realtime

Comprehensive guide for implementing Supabase Realtime features with best practices, scalable patterns, and migration strategies.

Use for:

• Real-time messaging and notifications
• Presence tracking
• Live updates
• Collaborative features
• Migrating from postgres_changes to broadcast

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🎨 Svelte Expert

Expert Svelte/SvelteKit development assistant for building components, utilities, and applications.

Use for:

• Svelte 5 components with runes
• SvelteKit applications
• Reactive patterns and state management
• Stores, transitions, and animations
• Form handling and validation

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🛠️ Skill Creator

Guide for creating effective Claude Code skills that extend capabilities with specialized knowledge, workflows, or tool integrations.

Use for:

• Creating new skills
• Updating existing skills
• Structuring skill documentation
• Best practices for skill authoring

View Skill

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🚀 Installation

Using Claude Code

First, register this marketplace in Claude Code:

/plugin marketplace add massifnet.work

Or using the GitHub repository:

/plugin marketplace add Raudbjorn/claude

Then install individual skills:

# Install the Supabase skill
/plugin install supabase@massif-skills

# Install the Supabase Storage skill
/plugin install supabase-storage@massif-skills

# Install the Supabase Realtime skill
/plugin install supabase-realtime@massif-skills

# Install the Svelte Expert skill
/plugin install svelte-expert@massif-skills

# Install the Skill Creator skill
/plugin install skill-creator@massif-skills

Alternatively, browse and install via the plugin manager:

1. In Claude Code, run /plugin marketplace add massifnet.work 2. Run /plugin install and select Browse and install plugins 3. Select massif-skills 4. Select the skills you want to install 5. Select Install now

After installing, skills will be automatically invoked when relevant to your task, or you can mention them explicitly.

Manual Installation

1. Download individual skill folders from this repository 2. Copy to your .claude/skills/ directory 3. Skills will be auto-invoked based on context

📚 Marketplace Configuration

{
  "name": "massif-skills",
  "owner": {
    "name": "Sveinbjorn Geirsson",
    "email": "sveinbjorn@sveinbjorn.dev"
  },
  "metadata": {
    "description": "Skills for my development stack",
    "version": "1.0.0"
  }
}

🔗 Links

• Marketplace: massifnet.work
• Repository: github.com/Raudbjorn/claude
• Marketplace JSON: massifnet.work/marketplace.json

📝 License

MIT License - Feel free to use and adapt these skills for your own projects.

🤝 Contributing

Contributions are welcome! Feel free to submit issues or pull requests.

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Built with ❤️ using Claude Code and MCP servers