How do I install JavaLens?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

Is JavaLens official?

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 46 (Fair). The formula is published on the methodology page.

MCPpedia

JavaLens MCP Server — Install for Claude, Cursor & VS Code | MCPpedia

JavaLens MCP Server

Name: JavaLens MCP Server
Author: pzalutski-pixel

63 semantic Java analysis tools via Eclipse JDT: navigation, refactoring, code intelligence.

Tools Versions Alternatives

Registrypzalutski-pixel

46Fair

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "pzalutski-pixel-javalens-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "javalens-mcp@1.5.1"
      ],
      "env": {
        "JAVA_PROJECT_PATH": "",
        "JAVALENS_TIMEOUT_SECONDS": "30",
        "JAVALENS_LOG_LEVEL": "INFO"
      }
    }
  }
}

Install guide

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JavaLens MCP Server

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Name	Required	Notes
JAVA_PROJECT_PATH	No	Auto-load project on startup
JAVALENS_TIMEOUT_SECONDS	No	Operation timeout in seconds
JAVALENS_LOG_LEVEL	No	Log level: TRACE, DEBUG, INFO, WARN, ERROR