Agent Skills

AgentScope Java

agentscope-java

Reactive Java framework skill for building non-blocking, agent-oriented LLM applications using Project Reactor and AgentScope conventions.

Java 25 & Spring Boot 4 Code Reviewer

springboot-skills-marketplace

Run focused, evidence-based code reviews for Java 25 and Spring Boot 4 projects — migration risks, architecture boundaries, null-safety (JSpecify), security, an

Spring Boot Migration

springboot-skills-marketplace

Guided, phased migration for existing Spring Boot apps to Boot 4 / Java 25 (including Modulith 2 and Testcontainers 2), with scanners and reference guides.

DDD Repository Placement Guidance

ai-tools

Guidance on where to place repository interfaces in Clean Architecture — recommends defining repository interfaces in the use-case layer to avoid domain couplin

Spring Boot → Quarkus Migration

skills

Guided, modular migration of Spring Boot apps to Quarkus with gate-driven checks, safe edits, and a documented migration report.

Maven Multi-Module Build

3d-bin-container-packing

Guidance for building, testing, and managing a Maven multi-module Java project: module names, common mvn commands, plugin workflows (surefire, jacoco, spotless,

NullAway Guidance

chromium

Practical guide to resolving NullAway static analysis issues and migrating code to @NullMarked null-safety in Chromium Java code.

Micronaut Core Guidelines

cursor-rules-java

Guidelines and best practices for structuring Micronaut applications: DI scopes, configuration properties, factories, controllers vs services, scheduling, and g

Spring REST Controller Scaffold

claude-code-training

Generate a Spring Boot REST controller with CRUD endpoints, DTOs, validation, OpenAPI annotations, and integration tests scaffolded for a named entity.

Metrics Report (codebase test & coverage analyzer)

ai-playground

Scans a repository, discovers and runs tests, computes coverage, evaluates test quality, and generates a metrics report website and JSON output.

Gradle Native Image: GraalVM

graal

Build and run GraalVM native images for Java projects using Gradle Native Build Tools; includes setup, common build/run commands, and troubleshooting guidance.

Cellar

cellar

CLI to inspect public APIs of JVM artifacts (Scala/Java): signatures, members, docs and source code from terminal or project classpath.

Create Spring Boot Java Project (Awesome Copilot Root)

awesome-omni-skill

Step-by-step skill to scaffold a Spring Boot Java project, download a starter template, configure common dependencies and services (Redis, Postgres, Mongo), and

Spring Boot Security Review

awesome-claude-notes

A checklist and practical snippets for securing Spring Boot services: authentication, authorization, input validation, CSRF, secrets management, headers, rate l

Modern Java Design Patterns

ai-toolkit

Expert guidance on modern Java 17+ development, including Spring Boot, virtual threads, sealed types, and high-performance concurrency patterns.

Spring MongoDB Migrations (Mongock)

cursor-rules-java

Guidance for adding, configuring, and verifying Mongock migrations in Spring Boot projects, including ChangeUnit patterns, locking, and Testcontainers-based ver

Spring Boot TDD Workflow

aurixagent

Implement a rigorous Test-Driven Development workflow for Spring Boot services using JUnit 5, Mockito, and Testcontainers.

zUnit Java Test Generator

airails

Generates and runs zero-dependency zunit tests for Java 25 CLI applications, bypassing JUnit and compilation steps.

Spring Authorization Server Specialist

claude-dev-suite

Expert guidance for building OAuth 2.1 and OpenID Connect (OIDC) providers using the Spring Authorization Server framework.

Dr JSkill: Spring Boot Project Generator

dr-jskill

Automates the creation of Spring Boot projects with best practices, supporting Web, Full-stack (Vue/React/Angular), PostgreSQL, and Docker.

Kingdee Cosmic Development Expert

ok-cosmic

Comprehensive development skill for Kingdee Cosmic, specializing in plugin creation, metadata handling, and BOTP conversions.

Java Maven Best Practices

plinth

Review, improve, and modernize Maven pom.xml configurations according to industry standards.

Java Performance Testing with JMeter

plinth

Automates the setup and execution of JMeter performance tests for Java projects, including script generation and load configuration.

Java Concurrency Expert

domain-driven-design-skills

Applies modern Java concurrency best practices, from Virtual Threads and Structured Concurrency to deadlock avoidance.

Maven Artifact Search

krozov-ai-tools

Search Maven Central and private repositories for libraries using keywords or partial coordinates.

Intershop ICM Best Practices

skills

Comprehensive backend development guide for Intershop Commerce Management (ICM) ensuring optimal Java patterns, security, and performance.

Spring MongoDB Migrations (Mongock)

plinth

Implements and reviews MongoDB data migrations in Spring Boot using Mongock, ensuring idempotent changes and safe rollouts.