Developer Kit for Claude Code

A curated collection of reusable skills and agents for automating development tasks in Claude Code — focusing on Java/Spring Boot patterns with extensibility to TypeScript, Python, and PHP

Developer Kit for Claude Code teaches Claude how to perform development tasks in a repeatable way across multiple languages and frameworks. It includes specialized agents for code review, testing patterns, REST API design, and AI integration.

🚀 Quick Start

# Claude Code CLI
/plugin marketplace add giuseppe-trisciuoglio/developer-kit

# Or from local directory
/plugin install /path/to/developer-kit

Claude Desktop: Enable Skills in Settings

📖 Complete Installation Guide — Multi-CLI support, local project installation, team setup

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✨ Key Features

• Specialized — Domain-specific agents for code review, testing, AI development, and full-stack development
• Composable — Skills stack together automatically based on task context
• Portable — Use across Claude.ai, Claude Code CLI, Claude Desktop, and Claude API
• Efficient — Skills load on-demand, consuming minimal tokens until actively used

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📚 Available Components

Skills

| Category | Guide | |--------------------|------------------------------------------------| | JUnit Testing | Guide | | Spring Boot | Guide | | AWS Java SDK | Guide | | AWS CloudFormation | Guide | | LangChain4J | Guide | | React | Guide | | shadcn-ui | Guide | | Tailwind CSS | Guide | | TypeScript Docs | Guide | | NestJS | Guide |

Agents

Specialized AI assistants for specific development domains.

📖 Complete Agents Guide — All agents with usage examples

| Category | Examples | |-------------------|---------------------------------------------------------------------------------------------------------------------| | Java/Spring Boot | spring-boot-code-review-expert, java-refactor-expert, java-security-expert | | TypeScript/NestJS | nestjs-backend-development-expert, typescript-refactor-expert, nestjs-security-expert | | React/Frontend | react-frontend-development-expert, react-software-architect-review, expo-react-native-development-expert | | Python | python-code-review-expert, python-refactor-expert, python-security-expert, python-software-architect-expert | | PHP/WordPress | php-code-review-expert, php-refactor-expert, php-security-expert, php-software-architect-expert, wordpress-development-expert | | AWS | aws-solution-architect-expert, aws-cloudformation-devops-expert, aws-architecture-review-expert | | AI/LangChain4J | langchain4j-ai-development-expert, prompt-engineering-expert | | General Purpose | general-debugger, general-code-reviewer, general-refactor-expert, document-generator-expert |

Commands

Workflow automation commands for development tasks.

📖 Complete Commands Guide — All commands with examples

| Category | Examples | |------------------|------------------------------------------------------------------------------------------------------| | Java Development | /devkit.java.code-review, /devkit.java.write-unit-tests, /devkit.java.refactor-class | | LRA Workflow | /devkit.lra.init, /devkit.lra.start-session, /devkit.lra.checkpoint | | Security | /devkit.java.security-review, /devkit.ts.security-review, /devkit.generate-security-assessment | | Spec Kit | /speckit.check-integration, /speckit.optimize, /speckit.verify | | GitHub | /devkit.github.create-pr, /devkit.github.review-pr | | TypeScript | /devkit.typescript.code-review, /devkit.ts.security-review | | Documentation | /devkit.generate-document, /devkit.generate-changelog, /devkit.write-a-minute-of-a-meeting | | Workflow | /devkit.feature-development, /devkit.fix-debugging, /devkit.refactor |

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🎯 Use Cases

• Code Review & Architecture — Automated reviews, architecture validation, security analysis
• Testing Strategies — Unit test patterns, integration testing with Testcontainers
• REST API Design — Standardized API development with proper HTTP semantics
• AI Integration — LangChain4J implementation, RAG patterns, MCP server creation
• AWS Cloud Development — RDS, S3, Lambda, DynamoDB, Secrets Manager patterns

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🌍 Language Support

| Language | Status | |--------------------|--------------------------------------------------| | Java/Spring Boot | ✅ Comprehensive (skills, agents, commands) | | TypeScript/Node.js | ✅ React, NestJS, Expo (skills, agents, commands) | | Python | 🚧 In Progress (agents available) | | PHP/WordPress | ✅ Agents available (code review, refactor, security, architecture, WordPress) |

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🤝 Contributing

See CONTRIBUTING.md for detailed instructions on adding skills, agents, and commands.

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🔒 Security

⚠️ Skills can execute code. Review all custom skills before deploying.

• Only install from trusted sources
• Review SKILL.md before enabling
• Test in non-production environments first

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📘 Documentation

| Guide | Description | |----------------------------------------------------------|---------------------------------------------| | Installation | Multi-CLI setup, local project installation | | Agents | All agents with usage examples | | Commands | All commands with workflows | | LRA Workflow | Multi-session project management | | Skills - Spring Boot | Spring Boot patterns | | Skills - JUnit | Testing patterns | | Skills - LangChain4J | AI integration | | Skills - AWS | AWS SDK patterns | | Skills - Frontend | React, Tailwind, shadcn | | Skills - NestJS | NestJS patterns | | Skills - AWS CloudFormation | Infrastructure as Code patterns |

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📚 Resources

• What are Skills? — Claude support article
• Using Skills in Claude — Setup guide
• anthropics/skills — Official Anthropic skills repository

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📝 License

See LICENSE file.

📞 Support

• Questions? Open an issue
• Contributions? Submit a PR

📅 Changelog

See CHANGELOG.md for complete history.

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Made with ❤️ for Developers using Claude Code