hmcts

HMCTS Claude Code Marketplace

Official HMCTS plugin marketplace for Claude Code development tools and workflows.

Available Plugins

ExpressJS Monorepo

Description: Complete development workflow for HMCTS ExpressJS monorepos with GOV.UK standards

Features:

• JIRA ticket workflow commands (/wf-plan, /wf-implement, /wf-review)
• One-shot implementation commands (/os-small, /os-large)
• Specialized agents (full-stack, infrastructure, testing, UI/UX, code review)
• Quality hooks (auto-formatting, linting, commit validation)
• MCP integrations (Playwright, JIRA)

Installation:

/plugin marketplace add hmcts/.claude
/plugin install expressjs-monorepo@hmcts

See expressjs-monorepo/README.md for full documentation.

Installation

Add This Marketplace

/plugin marketplace add hmcts/.claude

List Available Plugins

/plugin marketplace list

Install a Plugin

/plugin install <plugin-name>@hmcts

Contributing

To add a new plugin to this marketplace:

1. Create plugin directory with proper structure:

   plugin-name/
   ├── .claude-plugin/
   │   └── plugin.json
   ├── README.md
   └── ... (commands/, agents/, hooks/, etc.)
   

2. Add plugin entry to .claude-plugin/marketplace.json

3. Submit PR with plugin documentation

Plugin Development Guidelines

Required Structure

Every plugin must include:

• .claude-plugin/plugin.json - Plugin metadata
• README.md - Installation and usage instructions

Optional Components

• commands/ - Custom slash commands
• agents/ - Specialized agents
• hooks/ - Event-driven automation
• .mcp.json - MCP server configuration

Metadata Requirements

plugin.json must include:

{
  "name": "plugin-name",
  "version": "1.0.0",
  "description": "Clear description",
  "author": "HMCTS",
  "homepage": "https://github.com/hmcts/.claude"
}

Standards

All plugins must:

• Follow HMCTS coding standards
• Include comprehensive documentation
• Support both English and Welsh where applicable
• Meet WCAG 2.2 AA accessibility standards (for UI components)
• Include proper error handling
• Be tested before publication

Support

For issues or questions:

• Create an issue: https://github.com/hmcts/.claude/issues
• HMCTS internal support channels

License

Copyright © 2025 HMCTS