# Java JAR MCP Server

> Use this tool when you need to analyze Java class definitions and dependencies in Maven projects. It solves problems related to understanding Java project structures and resolving dependencies by providing AI assistants with access to local JAR files. The tool takes JAR files as input and outputs class definitions and dependency lists via the Model Context Protocol.

Canonical page: https://skillsregistry.net/skills/biggerball-java-jar-mcp  
JSON: https://api.skillsregistry.net/v1/skills/biggerball-java-jar-mcp

## Description

Enables AI assistants to look up Java class definitions and list dependencies from Maven projects by analyzing local JAR files via the Model Context Protocol.

## Trust

- **Trust score (0–1):** 0.66
- **Verification tier:** scanned
- **Last scanned:** 2026-09-03

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** file-system
- **Updated:** 2026-09-03

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/g7vtbmvy03)
- **Repository:** <https://github.com/biggerball/java-jar-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "biggerball-java-jar-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/biggerball-java-jar-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/biggerball-java-jar-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt