Java

1,429 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

binarywang/WxJava

Skill Codex

A decision guide for choosing the correct WxJava Maven module, dependency management file, and example for a WeChat use case. WxJava is a Java software development kit for services such as official accounts, mini programs, and payments.

not rated 33k +5 5d ago A SkillSpector: pass 86 tokens original Apache-2.0

zhihu-search

02

itwanger/toBeBetterJavaer

Skill Claude CodeCodex

A search skill for finding content on Zhihu, a Chinese question-and-answer and article platform, through its search API.

not rated 18k +25 yesterday A SkillSpector: pass 103 tokens

agentscope-java

03

agentscope-ai/agentscope-java

Skill Claude CodeCodex

Expert Java developer skill for AgentScope Java framework - a reactive, message-driven multi-agent system built on Project Reactor. Use when working with reactive programming, LLM integration, agent orchestration, multi-agent systems, or when the user mentions AgentScope, ReActAgent, Mono/Flux, Project Reactor, or…

not rated 6.1k +77 yesterday A 91 tokens original Apache-2.0

load-test-ops

04

camunda/camunda

Skill Claude CodeCodex

Trigger, monitor, update, profile, and stop Camunda load tests using gh CLI and kubectl directly — no MCP server required.

not rated 4.3k +13 changed 7d ago A SkillSpector: pass 31 tokens

oss-fuzz

05

apache/tika

Skill Claude CodeCodex needs its repo ✓ vendor

Run Tika's OSS-Fuzz Jazzer targets locally against a working-tree checkout — build the image, build fuzzers from local source, fuzz a target, run a corpus as a regression pass, reproduce a crash, and add seeds. Use for "fuzz the OneNote parser", "run OneNoteParserFuzzer against these files", "reproduce an OSS-Fuzz…

not rated 4.1k +5 today A SkillSpector: warn 90 tokens original Apache-2.0

llm-judge

06

Atmosphere/atmosphere

Skill Claude CodeCodex

AI quality judge that scores agent responses 0-10 across helpfulness, accuracy, completeness, and clarity. Use when evaluating multi-agent output or implementing LLM-as-judge quality gates.

not rated 3.8k +1 yesterday A SkillSpector: pass 43 tokens original Apache-2.0

android-sdk

07

sanjeed5/awesome-cursor-rules-mdc

Cursor rule Cursor

This guide provides definitive best practices for Android SDK development in Java, focusing on modern architecture, Jetpack libraries, performance, security, and testing.

not rated 3.6k +3 5mo ago A 3,791 tokens original CC0-1.0

megalinter

08

oxsecurity/megalinter

Plugin Claude Code

Bundles 25 skills, 14 agents · 2,208 tokens together

Set up, run and fix MegaLinter on any repository: 100+ linters for 69+ languages, 23+ formats and 21+ tooling formats, from CI or locally.

not rated 2.6k +4 changed yesterday A tokens not measured AGPL-3.0

cu-sdk-sample-run

09

Azure/azure-sdk-for-java

Skill Claude CodeCodex needs its repo ✓ vendor

Run a specific sample for the Azure AI Content Understanding Java SDK. Use when users want to run a particular sample like Sample02AnalyzeUrl or Sample03AnalyzeInvoice.

not rated 2.6k today A SkillSpector: warn 41 tokens original MIT

github-worktree

10

TencentBlueKing/bk-ci

Skill Claude Code

A GitHub Issue worktree workflow for creating an isolated copy of a repository for a task. A worktree lets separate branches be checked out in separate folders, while an issue records the work to be done.

not rated 2.5k +1 yesterday A SkillSpector: pass 115 tokens

release-plugin

11

flutter/flutter-intellij

Skill Claude CodeCodex

Prepare and execute a new release for the flutter-intellij plugin, including updating dependencies, compatibility bounds, changelogs, and verification.

not rated 2.0k +1 yesterday A SkillSpector: pass 30 tokens original BSD-3-Clause

spring-tools

14

spring-projects/spring-tools

Plugin Claude Code ✓ vendor

Bundles 3 skills, 1 command · 175 tokens together

Spring Tools Language Server as an MCP server — Spring Boot diagnostics with fix playbooks, bean/endpoint/architecture insight, version and release information, plus a Spring review agent. Operates standalone without requiring JDT Language Server and watches the workspace for changes. On first run, downloads the…

not rated 986 +2 changed 5d ago A tokens not measured EPL-1.0

design-patterns

15

decebals/claude-code-java

Skill Claude CodeCodex

Common design patterns with Java examples (Factory, Builder, Strategy, Observer, Decorator, etc.). Use when user asks "implement pattern", "use factory", "strategy pattern", or when designing extensible components.

not rated 759 +6 1mo ago A SkillSpector: pass 47 tokens original MIT

skill-creator

16

ClawRunr/JavaClaw

Skill Claude CodeCodex

Create new skills, modify and improve existing skills for JavaClaw. Use when users want to create a skill from scratch, edit or improve an existing skill, or refine a skill's description so it triggers more reliably. Also use when a user asks to "turn this workflow into a skill", "save these instructions as a skill"…

not rated 753 +1 15d ago A SkillSpector: pass 80 tokens LGPL-3.0

Snailclimb/AIGuide

Skill Codex

A set of conventions for writing, reviewing, refactoring and explaining Java and Spring Boot code. It covers common application layers such as controllers, services and data-access code, while allowing repository-specific rules to take priority.

not rated 705 +20 3mo ago A 144 tokens

fixture-monkey

18

naver/fixture-monkey

Plugin Claude Code

Bundles 1 skill · 42 tokens together

Write Java and Kotlin test fixtures that pin only what the scenario depends on and leave the rest random.

not rated 700 +1 24d ago A tokens not measured copy · 89% Apache-2.0

bash

19

opensolon/solon-ai

Agent Claude Code

A command-line agent for running Bash shell commands, terminal tasks, and Git operations. Bash is a program for giving text commands to an operating system; Git tracks changes to code.

not rated 466 +2 6d ago A 31 tokens original Apache-2.0

plinth-tech-lead

20

jabrena/plinth

Agent Claude CodeCursor

Tech lead for Java Enterprise Development. Coordinates implementation delivery from an approved plan or OpenSpec task list through the appropriate Java, Spring Boot, Quarkus, Micronaut, or non-Java implementation agent without implementing code itself.

not rated 455 +4 yesterday A 52 tokens original Apache-2.0

ai4j-app-builder

21

LnYo-Cly/ai4j

Skill Codex

Use this skill when helping users build applications with AI4J in their own Java or Spring Boot projects, including first chat, streaming, tool/function calls, MCP, RAG, memory, Agent runtime, Coding Agent CLI embedding, FlowGram integration, provider configuration, dependency selection, and troubleshooting. It guides…

not rated 436 +1 9d ago A SkillSpector: warn 120 tokens original Apache-2.0

local-agency

22

ShaftHQ/SHAFT_ENGINE

Skill Claude CodeCodex

Use when the adopter asks to delegate to local OSS agents (OpenCode) on a READY local runtime.

not rated 417 +3 changed 4d ago A 25 tokens original MIT

eddi-screens

23

labsai/EDDI

Skill Claude Code

How an EDDI Manager page is actually built — the app shell, the list-page pattern, detail pages, the config-editor chrome, wizards, and loading/empty/error states. Load before creating or restructuring a page.

not rated 387 +3 changed 22d ago A 50 tokens original Apache-2.0

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: