Java skills for Claude Code

Find Java skills to make your AI agents smarter.

176 skills available

Official only

abcfed/claude-marketplace

This skill helps you navigate ABC backend development guidelines for Java/Spring Boot, RPC, database changes, debugging, and deployment.

bloc-state-management

hoangnguyen0403/agent-skills-standard

227

This skill helps you implement predictable Flutter BLoC state management with freezed and equatable, guiding events, states, and UI integration.

mongodb-integration

pluginagentmarketplace/custom-plugin-mongodb

This skill helps you master MongoDB integration across Node.js, Python, and Java apps, covering connections, transactions, error handling, and best practices.

jspecify-nullness

alexandru/skills

This skill helps you adopt and implement JSpecify nullness in Java APIs, guiding annotation usage, generics, and tool interoperability.

cohere-java-sdk

rshvr/unofficial-cohere-best-practices

This skill helps Java/Kotlin developers integrate Cohere APIs efficiently, with examples for chat, embeddings, reranking, streaming, tools, and error handling.

write-script-java

windmill-labs/windmill

15.8k

This skill helps you write Java scripts with a standardized Main class, enabling structured input handling and JSON-friendly outputs.

backend-java

shaul1991/shaul-agents-plugin

This skill helps you design and implement Java Spring backend systems with Spring Boot, JPA/Hibernate, and Maven/Gradle.

remove-comments

forge-town/skills

This skill removes comments from simple code files across languages like Python, JavaScript, Java, and Go without altering formatting or logic.

hexagonal-architecture-layers-java

gentleman-programming/gentleman-skills

145

This skill helps you structure Java services with clean hexagonal layers, enforcing boundaries between domain, application, and infrastructure.

jpa-patterns

affaan-m/everything-claude-code

46.5k

This skill helps you design JPA entities, optimize queries, and configure transactions in Spring Boot for reliable, scalable data access.

click

copyleftdev/sk1llz

This skill analyzes JVM JIT design and applies Cliff Click style optimizations to improve dynamic language performance in runtimes.

aws-drawio-architecture-diagrams

giuseppe-trisciuoglio/developer-kit

This skill creates production-ready AWS architecture diagrams in draw.io XML using official AWS icons, enabling clear infrastructure visuals.

mapbox-android-patterns

mapbox/mapbox-agent-skills

This skill guides Android developers in integrating Mapbox Maps SDK v11, including setup, markers, user location, GeoJSON, styles, and interactions.

test-generation

protagonistss/ithinku-plugins

This skill analyzes source code to generate tailored unit tests across languages and frameworks, saving time and improving test coverage.

review-changes

pedrosantiagodev/buildup

This skill guides code reviewers to evaluate Java and Spring changes for robustness, maintainability, and best-practice adherence across tests and

telnyx-voice-advanced-java

openclaw/skills

1.2k

This skill helps you manage advanced Telnyx voice controls in Java, including DTMF, SIPREC, noise suppression, supervisor roles, with SDK examples.

ctf-pwn

cyberkaida/reverse-engineering-assistant

510

This skill guides you through memory corruption exploitation for CTF pwn challenges, helping discover, analyze, and exploit vulnerabilities to read flags.

pptx-skill

feiwanghub/playground

This skill generates PowerPoint slides from markdown or text, applying basic formatting to streamline presentation creation.

spring-boot-skill

kousen/claude-code-training

117

This skill generates Spring Boot components following modern Java best practices and team conventions to ensure clean, scalable code.

lark-doc

xiaomi/mone

1.2k

This skill assists users by converting markdown content into Feishu documents, handling creation, permissions, and block insertion seamlessly.

agentscope-java

agentscope-ai/agentscope-java

1.1k

This skill helps you implement reactive Java agents with AgentScope, ensuring non-blocking pipelines, tool integration, and production-ready multi-agent

java-spring-skills

mduongvandinh/skills-java-spring

This skill helps you align Spring Boot implementations with OpenSpec specifications, ensuring spec-driven development from proposal to archive.

code-review

leavesfly/jimi

197

This skill guides thorough code reviews by applying best practices across quality, safety, performance, and testing to improve Java code.

arxiv-search

spring-ai-alibaba/examples

2.2k

This skill helps you discover arXiv papers across physics, math, CS, and biology, delivering concise summaries for quick research insights.

radar

simota/agent-skills

This skill strengthens code reliability by adding and refining tests across JS/TS, Python, Go, Rust, and Java, improving coverage and stability.

java-21

gentleman-programming/gentleman-skills

145

This skill helps you write modern safe Java 21 code using records, sealed types, and virtual threads with best-practice guidance.

springboot-tdd

affaan-m/everything-claude-code

46.5k

This skill guides Spring Boot TDD workflows with JUnit 5, Mockito, MockMvc, Testcontainers, and JaCoCo to ensure fast, reliable tests.

clean-architecture

giuseppe-trisciuoglio/developer-kit

This skill helps you implement Clean Architecture, Hexagonal Architecture and DDD in PHP/Symfony, ensuring testable, framework-agnostic domain logic.

writing

pedrosantiagodev/buildup

This skill enforces concise, active-voice technical writing across documentation, comments, commit messages, and PR descriptions to improve clarity and

telnyx-texml-java

openclaw/skills

1.2k

This skill provides Java Texml (Telnyx TeXML) usage examples to manage apps, calls, conferences, queues and recordings via Telnyx API.

binary-triage

cyberkaida/reverse-engineering-assistant

510

This skill performs initial binary triage by surveying memory layout, strings, imports, and functions to quickly summarize a binary's behavior.

fastapi-templates-skill

feiwanghub/playground

This skill quickly scaffolds a boilerplate FastAPI project with main.py, requirements, and README, including hello world and item endpoints.

api-documentation-skill

kousen/claude-code-training

117

This skill generates comprehensive API documentation following industry best practices, including structure, examples, error handling, and versioning guidance

knowledge

xiaomi/mone

1.2k

This skill helps you locate WeKnora knowledge base guides and best practices with targeted tag filtering and hybrid search.

calculation-skill

agentscope-ai/agentscope-java

1.1k

This skill helps perform mathematical calculations including basic arithmetic, advanced functions, and statistical analysis to support computational tasks.

spring-tdd-mockito

mduongvandinh/skills-java-spring

This skill guides TDD with Mockito for Spring Boot, enabling you to write tests first and streamline red-green-refactor cycles.

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