📡 MCP Radar

Java MCP Servers

14 Model Context Protocol servers written in Java, auto-discovered from GitHub and ranked by stars. Updated daily. Browse all servers →

shigella520/MindTrain

AI-driven knowledge training platform with pluggable schedulers, Codex Skill integration, and optional Anki/FSRS support.

⭐ 73Java
2005selene2005-a11y/susu-phone-agent

Android device bridge for Claude Code via MCP + Shizuku. No root, no model polling.

⭐ 29Java
ghorbelhamdi/buddy-android

A floating chat bubble that lets Claude Code, Codex or OpenCode use your Android phone. Runs inside the app on your own subscription or free models. No adb, no PC, no root.

⭐ 27Java
jackandjac/token-saver-mcp-java

MCP server that delegates simple Claude Code / Codex / Wibey tasks to a local LLM via langchain4j and langgraph4j.

⭐ 20Java
0xdad0/jadx-mcp

MCP (Model Context Protocol) server as a jadx-gui plugin. Lets an AI client (Claude Code, Claude Desktop, or any MCP client) analyze the app currently loaded in jadx-gui.

⭐ 11Java
GabsDev/spring-ai-demos

Spring AI demos: OpenAI & Ollama chat, RAG with pgvector, image generation, text-to-speech, MCP server/client (Java 25, Spring Boot 4, Spring AI 2)

⭐ 9Java
Naptila/recaf-mcp

An MCP server for headless Recaf analysis, decompilation, search, bytecode patching, and JVM/Android reverse engineering.

⭐ 5Java
ultramancode/spring-ai-privacy-guardrails

Privacy guardrails for Spring AI: request-scoped PII tokenization and least-privilege disclosure across model/tool calls, with Presidio and JVM-local OpenNLP.

⭐ 5Java
TikyParkinson/mcp-agent-guardrails-spring-boot-starter

Security & governance guardrails for MCP agents in Java — audit trail, agent-to-tool authorization, prompt-injection detection and rate limiting as a zero-config Spring Boot starter.

⭐ 4Java
java-ai-in-action/framework-compare

Spring AI vs LangChain4j vs SAA 三框架同台对比(配套篇2)

⭐ 4Java
twz007/java-obs-agent

Framework-agnostic Java observability sidecar agent: chat with a live JVM via MCP/web UI (metrics, slow calls, errors, logs, thread dumps, method traces). Self-hosted, attachable (Arthas-style). Apach

⭐ 3Java
HanHan666666/patchbridge-agent

Lightweight browser-side AI agent framework for legacy enterprise web apps—Java 8, Spring Boot 2, TypeScript, MCP/WebMCP, OpenAI-compatible LLMs, tool calling, streaming, audit, and persistence. 面向存量企

⭐ 3Java
oscarbol09/jvm-mcp

Native Java Model Context Protocol (MCP) server for live Spring Boot inspection via Attach API.

⭐ 3Java
CoolerProYT/MC-Test

A dev-only Minecraft client mod plus an MCP server, so Claude Code can drive a running Minecraft client the way Playwright drives a browser: open worlds, click GUIs, press keys, walk, mine, place, cra

⭐ 3Java

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