OpenPlugins - Community Claude Code Marketplace

OpenPlugins is a AI-curated marketplace of high-quality, open-source plugins for Claude Code. Our mission is to foster a vibrant ecosystem of productivity tools, development utilities, and specialized agents that extend Claude Code's capabilities.

Overview

This marketplace provides carefully curated plugins across multiple categories:

• Development Tools - Code scaffolding, refactoring, and project setup utilities
• Testing & Quality - Test generation, coverage analysis, and code review tools
• Deployment & DevOps - CI/CD integration, infrastructure automation, and release management
• Documentation - API docs, README generation, and knowledge base tools
• Security - Vulnerability scanning, secret detection, and security auditing
• Database - Schema design, migration management, and query optimization
• Monitoring & Observability - Performance analysis and logging utilities
• Productivity - Workflow automation and task management
• Collaboration - Team coordination and communication tools

Installation

Adding the Marketplace

To add OpenPlugins marketplace to your Claude Code environment:

/plugin marketplace add dhofheinz/open-plugins

Or use the GitHub raw URL directly:

/plugin marketplace add https://raw.githubusercontent.com/dhofheinz/open-plugins/main/.claude-plugin/marketplace.json

Installing Plugins

Once the marketplace is added, install any plugin with:

/plugin install <plugin-name>@open-plugins

Example:

/plugin install code-formatter@open-plugins

Viewing Available Plugins

List all plugins in the marketplace:

/plugin marketplace list open-plugins

Featured Plugins

Development Tools

• 10x-fullstack-engineer - Elite full-stack engineering with expert capabilities across frontend, backend, databases, and infrastructure

  /plugin install 10x-fullstack-engineer@open-plugins

• plugin-quickstart-generator - Generate production-ready plugin structures with guided interactive setup

  /plugin install plugin-quickstart-generator@open-plugins

• spec-refine - Iterative specification refinement for large features with automated codebase research and human-in-loop review

  /plugin install spec-refine@open-plugins

Productivity

• afk-mode - AFK mode with tiered tool access, session recording, and autonomous planning support

  /plugin install afk-mode@open-plugins

• git-commit-assistant - Intelligent git helper with semantic commit messages and atomic commit guidance

  /plugin install git-commit-assistant@open-plugins

Quality Assurance

• marketplace-validator-plugin - Comprehensive validation with quality scoring and security scanning

  /plugin install marketplace-validator-plugin@open-plugins

Plugin Quality Standards

All plugins in OpenPlugins meet rigorous quality criteria:

Required Standards

• Complete Metadata: Valid plugin.json with all required fields (name, version, description, author, license)
• Documentation: Comprehensive README with usage examples and installation instructions
• Semantic Versioning: Strict adherence to semver (MAJOR.MINOR.PATCH)
• License: Open-source license (MIT, Apache 2.0, GPL, etc.)
• Testing: Evidence of testing (test instructions, examples, or test suite)
• Security: No hardcoded secrets, safe input handling, minimal permissions

Recommended Standards

• Changelog: Maintain CHANGELOG.md following Keep a Changelog
• Examples: Include example use cases and command demonstrations
• Error Handling: Graceful error handling with helpful messages
• Best Practices: Follow Claude Code plugin best practices
• Maintenance: Active maintenance commitment with timely issue responses

Categories

Plugins are organized into standard categories:

• development - Code generation, scaffolding, refactoring
• testing - Test generation, coverage, quality assurance
• deployment - CI/CD, infrastructure, release automation
• documentation - Docs generation, API documentation
• security - Vulnerability scanning, secret detection
• database - Schema design, migrations, queries
• monitoring - Performance analysis, logging
• productivity - Workflow automation, task management
• quality - Linting, formatting, code review
• collaboration - Team tools, communication

Contributing Plugins

We welcome high-quality plugin contributions from the community!

Submission Process

1. Review Guidelines: Read CONTRIBUTING.md for detailed submission requirements
2. Prepare Your Plugin: Ensure it meets all quality standards above
3. Test Locally: Verify plugin works correctly in Claude Code
4. Open Pull Request: Submit PR adding your plugin to marketplace.json
5. Community Review: Maintainers and community review your submission
6. Approval & Merge: Once approved, your plugin becomes available to all users

Quick Submission Checklist

• Valid plugin.json with complete metadata
• Comprehensive README.md documentation
• Open-source license (MIT recommended)
• No security vulnerabilities or exposed secrets
• Tested in Claude Code environment
• Semantic version number
• PR follows template

Plugin Entry Format

Add your plugin to marketplace.json in this format:

{
  "name": "your-plugin-name",
  "version": "1.0.0",
  "description": "Brief description of plugin functionality",
  "author": {
    "name": "Your Name",
    "email": "you@example.com",
    "url": "https://github.com/yourusername"
  },
  "source": "github:yourusername/your-plugin-repo",
  "license": "MIT",
  "keywords": ["keyword1", "keyword2", "keyword3"],
  "category": "development",
  "homepage": "https://github.com/yourusername/your-plugin-repo",
  "repository": {
    "type": "git",
    "url": "https://github.com/yourusername/your-plugin-repo"
  }
}

Maintenance & Support

Reporting Issues

• Plugin-Specific Issues: Report to the individual plugin repository
• Marketplace Issues: Open issue at dhofheinz/open-plugins/issues

Community Support

• Discussions: Join conversations at GitHub Discussions
• Questions: Ask in the Q&A section of Discussions
• Feature Requests: Submit enhancement ideas via Issues

Plugin Deprecation Policy

Plugins may be deprecated if:

• Unmaintained for 6+ months with critical issues
• Security vulnerabilities remain unpatched
• Incompatible with current Claude Code versions
• Author requests removal

Deprecated plugins remain in marketplace for 90 days with deprecation notice before removal.

Governance

OpenPlugins is community-driven with transparent governance:

• Maintainers: Volunteer maintainers review submissions and ensure quality
• Decision Making: Community input via Discussions, consensus-based decisions
• Transparency: All decisions documented in Issues/Discussions
• Code of Conduct: Respectful, inclusive community (see CODE_OF_CONDUCT.md)

Resources

Official Documentation

• Claude Code Plugins Reference
• Plugin Marketplaces Guide
• Plugin Architecture Overview

Community Resources

• Example Plugins
• Plugin Development Guide
• Agent Examples

Tools

• JSON Validator
• Regex Tester
• Semantic Versioning

Version History

See CHANGELOG.md for marketplace version history.

License

This marketplace structure and documentation are released under the MIT License.

Individual plugins have their own licenses - always check plugin documentation.

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