📦 Install Now · 🤖 Explore Agents · 📖 Documentation · ⭐ Star this repo
What is this?
Java Assistant is a Claude Code plugin with 8 agents and 12 skills for java development.
📑 Table of Contents
Click to expand
🚀 Quick Start
Prerequisites
- Claude Code CLI v2.0.27+
- Active Claude subscription
Installation (Choose One)
Option 1: From Marketplace (Recommended)
# Step 1️⃣ Add the marketplace
/plugin marketplace add pluginagentmarketplace/custom-plugin-java
# Step 2️⃣ Install the plugin
/plugin install java-development-assistant@pluginagentmarketplace-java
# Step 3️⃣ Restart Claude Code
# Close and reopen your terminal/IDE
Option 2: Local Installation
# Clone the repository
git clone https://github.com/pluginagentmarketplace/custom-plugin-java.git
cd custom-plugin-java
# Load locally
/plugin load .
# Restart Claude Code
✅ Verify Installation
After restart, you should see these agents:
java-development-assistant:01-java-fundamentals
java-development-assistant:02-java-advanced
java-development-assistant:03-java-spring
java-development-assistant:04-java-testing
java-development-assistant:05-java-build-tools
java-development-assistant:06-java-persistence
java-development-assistant:07-java-microservices
java-development-assistant:08-java-devops
✨ Features
| Feature | Description |
|---|---|
| 🤖 8 Agents | Production-grade AI agents with ReAct pattern |
| 🛠️ 12 Skills | SASMP-compliant skills with Golden Format |
| ⌨️ 4 Commands | Quick slash commands with validation |
| 🔄 SASMP v1.3.0 | Full protocol compliance |
| ✅ EQHM | Error handling, quality, and monitoring enabled |
🤖 Agents
8 Production-Grade Agents
| # | Agent | Purpose | Primary Skill |
|---|---|---|---|
| 1 | 01-java-fundamentals | Java syntax, OOP, collections, streams | java-fundamentals |
| 2 | 02-java-advanced | Concurrency, JVM internals, performance | java-concurrency |
| 3 | 03-java-spring | Spring Boot, MVC, Security, Cloud | java-spring-boot |
| 4 | 04-java-testing | JUnit 5, Mockito, integration testing | java-testing |
| 5 | 05-java-build-tools | Maven, Gradle, CI/CD pipelines | java-maven-gradle |
| 6 | 06-java-persistence | JPA, Hibernate, query optimization | java-jpa-hibernate |
| 7 | 07-java-microservices | Spring Cloud, distributed systems | java-microservices |
| 8 | 08-java-devops | Docker, Kubernetes, monitoring | java-docker |
🛠️ Skills
12 SASMP-Compliant Skills
| Skill | Description | Bond Type |
|---|---|---|
java-fundamentals | Core Java syntax, OOP, collections, streams | PRIMARY |
java-concurrency | Threads, executors, CompletableFuture, virtual threads | PRIMARY |
java-spring-boot | Spring Boot REST APIs, Security, Data, Actuator | PRIMARY |
java-testing | JUnit 5, Mockito, integration testing, TDD | PRIMARY |
java-maven-gradle | Build configuration, dependencies, CI/CD | PRIMARY |
java-jpa-hibernate | Entity design, queries, transactions, caching | PRIMARY |
java-microservices | Spring Cloud, service mesh, event-driven patterns | PRIMARY |
java-docker | Dockerfile optimization, JVM settings, security | PRIMARY |
java-maven | Maven POM, lifecycle, plugins | SECONDARY |
java-gradle | Gradle Kotlin DSL, build optimization | SECONDARY |
java-performance | JVM tuning, GC, profiling, benchmarking | SECONDARY |
java-testing-advanced | Testcontainers, contract testing, mutation testing | SECONDARY |
⌨️ Commands
| Command | Description |
|---|---|
/java-build | Build Java project with Maven or Gradle |
/java-new | Create a new Java project with Maven or Gradle |
/java-check | Check Java and build tool installation and configuration |
/java-debug | Debug Java applications and troubleshoot common issues |
📚 Documentation
| Document | Description |
|---|---|
| CHANGELOG.md | Version history |
| CONTRIBUTING.md | How to contribute |
| LICENSE | License information |
📁 Project Structure
Click to expand
custom-plugin-java/
├── 📁 .claude-plugin/
│ ├── plugin.json
│ └── marketplace.json
├── 📁 agents/ # 8 agents
├── 📁 skills/ # 12 skills (Golden Format)
├── 📁 commands/ # 4 commands
├── 📁 hooks/
├── 📄 README.md
├── 📄 CHANGELOG.md
└── 📄 LICENSE
📅 Metadata
| Field | Value |
|---|---|
| Version | 3.0.0 |
| Last Updated | 2025-12-30 |
| Status | Production Ready |
| SASMP | v1.3.0 |
| EQHM | Enabled |
| Agents | 8 |
| Skills | 12 |
| Commands | 4 |
🤝 Contributing
Contributions are welcome! Please read our Contributing Guide.
- Fork the repository
- Create your feature branch
- Follow the Golden Format for new skills
- Submit a pull request
⚠️ Security
Important: This repository contains third-party code and dependencies.
- ✅ Always review code before using in production
- ✅ Check dependencies for known vulnerabilities
- ✅ Follow security best practices
- ✅ Report security issues privately via Issues
📝 License
Copyright © 2025 Dr. Umit Kacar & Muhsin Elcicek
Custom License - See LICENSE for details.
👥 Contributors
|
Dr. Umit Kacar Senior AI Researcher & Engineer |
Muhsin Elcicek Senior Software Architect |
Made with ❤️ for the Claude Code Community
