subgraph-explorer

Claude Tools

A collection of custom Claude Code plugins for blockchain development, subgraph exploration, and workflow automation.

What is this?

This repository is a Claude Code plugin marketplace that provides specialized tools and Skills for working with blockchain data, GraphQL subgraphs, and development workflows. All plugins can be installed directly into Claude Code for enhanced capabilities.

Available Plugins

🔍 Subgraph Explorer

Explore and query blockchain subgraphs through a private MCP server running in Docker.

Features:

• Docker management scripts for MCP server (start, stop, status)
• GraphQL schema exploration and introspection
• Query execution against configured or ad-hoc subgraph endpoints
• Query export utility (JavaScript, Python, GraphQL, JSON formats)
• Comprehensive GraphQL patterns reference for blockchain data

Use Cases:

• Querying NFT transfers and ownership data
• Analyzing DEX swaps and trading volume
• Exploring DeFi protocol metrics
• Exporting queries for project integration

Requirements: Docker, Docker Compose, Python 3

View Plugin Details →

Installation

Quick Start

1. Add this marketplace to Claude Code:

   /plugin marketplace add nschwermann/claude-tools
   

2. Install a plugin:

   /plugin install subgraph-explorer@claude-tools
   

3. Use the plugin:

   • Skills are automatically available to Claude
   • Check /help for new commands (if any)
   • Follow plugin-specific documentation for setup

Alternative: Local Development

For local testing or development:

# Clone the repository
git clone https://github.com/nschwermann/claude-tools.git

# Add as local marketplace
/plugin marketplace add ./claude-tools

# Install plugins
/plugin install subgraph-explorer@claude-tools

Plugin Structure

This marketplace follows the Claude Code plugin structure:

claude-tools/
├── .claude-plugin/
│   └── marketplace.json          # Marketplace metadata
├── subgraph-explorer/            # Plugin: Subgraph Explorer
│   ├── .claude-plugin/
│   │   └── plugin.json          # Plugin metadata
│   └── skills/
│       └── subgraph-explorer/   # Skill implementation
│           ├── SKILL.md
│           ├── scripts/
│           ├── references/
│           └── README.md
└── README.md                     # This file

Development

Adding New Plugins

To add a new plugin to this marketplace:

1. Create plugin directory:

   mkdir my-plugin
   cd my-plugin
   

2. Create plugin manifest:

   mkdir .claude-plugin
   # Create .claude-plugin/plugin.json with plugin metadata
   

3. Add plugin components:

   • skills/ - Agent Skills
   • commands/ - Custom slash commands
   • agents/ - Custom agents
   • hooks/ - Event handlers

4. Update marketplace manifest: Add your plugin to .claude-plugin/marketplace.json

5. Test locally:

   /plugin marketplace add ./claude-tools
   /plugin install my-plugin@claude-tools
   

Testing Changes

When developing plugins locally:

# Uninstall current version
/plugin uninstall plugin-name@claude-tools

# Reinstall after changes
/plugin install plugin-name@claude-tools

Requirements

• Claude Code - Latest version recommended
• Git - For cloning and version control
• Plugin-specific requirements - See individual plugin documentation

Related Projects

• Private Subgraph MCP Server - The MCP server used by subgraph-explorer
• Claude Code Documentation - Official Claude Code docs

Contributing

Contributions are welcome! To contribute:

1. Fork this repository
2. Create a feature branch
3. Add or improve a plugin
4. Submit a pull request

License

MIT

Author

Nathan Schwermann

• GitHub: @nschwermann

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Built for use with Claude Code - The AI coding assistant