dev-essentials-marketplace

Dev Essentials - Claude Code Plugin

A comprehensive collection of development tools for Claude Code, including code review, testing, debugging, security auditing, and optimization capabilities.

Features

Slash Commands

• /review - Comprehensive code review covering quality, security, performance, testing, and documentation
• /test-plan - Generate detailed test plans with unit, integration, and e2e test cases
• /docs - Create comprehensive API documentation with examples and usage instructions
• /optimize - Analyze code for performance optimization opportunities
• /refactor - Refactor code to improve quality, maintainability, and apply design patterns
• /commit - Generate well-structured commit messages following best practices

Specialized Agents

• debugging-agent - Expert at analyzing errors, identifying root causes, and providing fixes
• test-writer - Writes comprehensive test suites with high coverage
• refactoring-agent - Improves code quality while maintaining functionality
• security-auditor - Identifies vulnerabilities and enforces secure coding practices

Guidelines

Includes development best practices for:

• Code quality and style
• Testing requirements
• Security standards
• Performance optimization
• Documentation
• Version control

Utility Scripts

• context_monitor.py - Monitor project size and context usage for AI assistants

Installation

From Local Directory

If testing locally:

cd /path/to/claude_plugin
claude /plugin marketplace add .
claude /plugin install dev-essentials

From GitHub Repository

Once published to GitHub:

claude /plugin marketplace add androidyue/claude_code_plugin_example
claude /plugin install dev-essentials

Usage

Using Slash Commands

# Review current changes
/review

# Generate test plan for a feature
/test-plan src/auth/login.ts

# Create documentation
/docs src/api/users.ts

# Optimize code performance
/optimize src/database/queries.ts

# Refactor code for better quality
/refactor src/legacy/user-service.js

# Generate commit message for staged changes
/commit

Using Specialized Agents

Agents can be invoked through the Task tool or when Claude Code automatically selects them based on your request:

# Claude will use the appropriate agent when you ask:
"Debug the authentication error I'm seeing"
"Write tests for the user service"
"Refactor this code to be more maintainable"
"Audit the security of the payment processing code"

Plugin Structure

claude-dev-essentials/
├── .claude-plugin/
│   ├── plugin.json           # Plugin manifest
│   └── marketplace.json      # Marketplace configuration
├── commands/                  # Slash commands
│   ├── review.md
│   ├── test-plan.md
│   ├── docs.md
│   ├── optimize.md
│   ├── refactor.md
│   └── commit.md
├── agents/                    # Specialized agents
│   ├── debugging-agent.json
│   ├── test-writer.json
│   ├── refactoring-agent.json
│   └── security-auditor.json
├── scripts/                   # Utility scripts
│   ├── context_monitor.py
│   └── README.md
├── .claude/                   # Claude Code settings
│   └── settings.json
├── settings.json              # Plugin configuration
├── CLAUDE.md                  # Development guidelines
└── README.md

Configuration

The plugin includes configuration files for easy customization:

• settings.json: Plugin-wide settings and script configurations
• .claude/settings.json: Project-specific settings and permissions

Customization

You can customize this plugin for your needs:

1. Edit slash commands: Modify files in commands/ to adjust prompts
2. Customize agents: Edit JSON files in agents/ to change agent behavior
3. Update guidelines: Modify CLAUDE.md to match your team's standards
4. Add new commands: Create new .md files in commands/
5. Add new agents: Create new .json files in agents/
6. Configure scripts: Edit settings.json to adjust script parameters

Sharing Your Plugin

Option 1: GitHub Repository

1. Create a new GitHub repository
2. Push your plugin files
3. Others can install with:

   /plugin marketplace add androidyue/claude_code_plugin_example
   /plugin install dev-essentials
   

Option 2: Direct Distribution

Share the plugin directory directly. Users can add it as a local marketplace:

/plugin marketplace add /path/to/plugin
/plugin install dev-essentials

Contributing

Feel free to customize and extend this plugin. Some ideas:

• Add more specialized agents (e.g., API design, database optimization)
• Create domain-specific slash commands
• Add hooks for automated workflows
• Integrate MCP servers for tool connectivity

License

MIT

Author