SERVER

JavaLens

Rank #5,421

io.github.pzalutski-pixel/javalens

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

14 versions

43 GitHub stars

by pzalutski-pixel (5 servers)View repository ↗

First listed

Dec 27, 2025

Last publish date

Jun 16, 2026

PURPOSE

What you can do with JavaLens

JavaLens is a Model Context Protocol (MCP) server published by pzalutski-pixel. It ranks #5,421 of 144,396 active servers on MCP Toplist, and its repository has 43 GitHub stars. JavaLens is listed across 3 registries — Official MCP, PulseMCP and Glama, with 14 tracked versions. It was first listed on Dec 27, 2025 and most recently updated on Jun 16, 2026.

Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.

CAPABILITIES AND LIMITATIONS

What JavaLens can and cannot do

Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.

REQUIREMENTS

What you need before using JavaLens

DeclaredNo credentialsNo credentials declared

The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.

Declared by Glama, last synced Oct 16, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

JAVA_PROJECT_PATH · optional
JAVALENS_TIMEOUT_SECONDS · optional
JAVALENS_LOG_LEVEL · optional

INSTALLATION AND FIRST TASK

Connect JavaLens and confirm it works

npm package

claude mcp add javalens -e "JAVA_PROJECT_PATH=<your JAVA_PROJECT_PATH>" -e "JAVALENS_TIMEOUT_SECONDS=<your JAVALENS_TIMEOUT_SECONDS>" -e "JAVALENS_LOG_LEVEL=<your JAVALENS_LOG_LEVEL>" -- npx -y javalens-mcp

Replace each placeholder with your own value before saving.

npm package

[mcp_servers.javalens]
command = "npx"
args = ["-y", "javalens-mcp"]

[mcp_servers.javalens.env]
JAVA_PROJECT_PATH = "<your JAVA_PROJECT_PATH>"
JAVALENS_TIMEOUT_SECONDS = "<your JAVALENS_TIMEOUT_SECONDS>"
JAVALENS_LOG_LEVEL = "<your JAVALENS_LOG_LEVEL>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "javalens": {
      "command": "npx",
      "args": [
        "-y",
        "javalens-mcp"
      ],
      "env": {
        "JAVA_PROJECT_PATH": "<your JAVA_PROJECT_PATH>",
        "JAVALENS_TIMEOUT_SECONDS": "<your JAVALENS_TIMEOUT_SECONDS>",
        "JAVALENS_LOG_LEVEL": "<your JAVALENS_LOG_LEVEL>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "javalens": {
      "command": "npx",
      "args": [
        "-y",
        "javalens-mcp"
      ],
      "env": {
        "JAVA_PROJECT_PATH": "<your JAVA_PROJECT_PATH>",
        "JAVALENS_TIMEOUT_SECONDS": "<your JAVALENS_TIMEOUT_SECONDS>",
        "JAVALENS_LOG_LEVEL": "<your JAVALENS_LOG_LEVEL>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

npm package

{
  "servers": {
    "javalens": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "javalens-mcp"
      ],
      "env": {
        "JAVA_PROJECT_PATH": "<your JAVA_PROJECT_PATH>",
        "JAVALENS_TIMEOUT_SECONDS": "<your JAVALENS_TIMEOUT_SECONDS>",
        "JAVALENS_LOG_LEVEL": "<your JAVALENS_LOG_LEVEL>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "javalens": {
      "command": "npx",
      "args": [
        "-y",
        "javalens-mcp"
      ],
      "env": {
        "JAVA_PROJECT_PATH": "<your JAVA_PROJECT_PATH>",
        "JAVALENS_TIMEOUT_SECONDS": "<your JAVALENS_TIMEOUT_SECONDS>",
        "JAVALENS_LOG_LEVEL": "<your JAVALENS_LOG_LEVEL>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "javalens": {
      "command": "npx",
      "args": [
        "-y",
        "javalens-mcp"
      ],
      "env": {
        "JAVA_PROJECT_PATH": "<your JAVA_PROJECT_PATH>",
        "JAVALENS_TIMEOUT_SECONDS": "<your JAVALENS_TIMEOUT_SECONDS>",
        "JAVALENS_LOG_LEVEL": "<your JAVALENS_LOG_LEVEL>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

First successful task

After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.

ALTERNATIVES

When to choose another server

Other servers by pzalutski-pixel

View all pzalutski-pixel servers →

No task-specific alternatives are catalogued for JavaLensyet; the list above is its publisher's other servers.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed: Dec 27, 2025
Latest version published: Jun 16, 2026
Version history: 14 versions tracked (below)
Requirements evidence: Declared by Glama, last synced Oct 16, 2026. Not independently verified by MCP Toplist.
Profile checked: Not yet — purpose, capabilities and requirements above come from registry data only
Ranking data as of: Oct 16, 2026

Registry sightings

Official MCP ↗listed since Apr 25, 2026 · still listed
PulseMCP ↗listed since Jun 4, 2026 · still listed
Glama ↗listed since Jun 4, 2026 · still listed

Do you maintain JavaLens? to correct or enrich this profile.

VERSIONS

Available versions (14)

Version	Published
1.5.1	Jun 16, 2026
1.5.0	Jun 12, 2026
1.4.2	Jun 11, 2026
1.4.1	Jun 10, 2026
1.4.0	Jun 9, 2026
1.3.6	Jun 6, 2026
1.3.5	May 26, 2026
1.3.4	May 26, 2026
1.3.3	May 23, 2026
1.3.2	May 21, 2026
1.3.1	May 16, 2026
1.3.0	May 9, 2026
1.2.0	Apr 8, 2026
1.1.5	Apr 8, 2026

STANDING

#5,421of 144,396 active serversTop 5%

Ranks ahead of 138,975 of 144,396 servers on MCP Toplist.

Recent momentum

+23GitHub stars since Apr 27 (+115%)

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.pzalutski-pixel%2Fjavalens.svg)](https://mcptoplist.com/server/io.github.pzalutski-pixel%2Fjavalens)

HTML

<a href="https://mcptoplist.com/server/io.github.pzalutski-pixel%2Fjavalens"><img src="https://mcptoplist.com/badge/io.github.pzalutski-pixel%2Fjavalens.svg" alt="MCP Toplist: Top 5% of 144,396" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

FAQ

Frequently asked questions

Who maintains JavaLens?: JavaLens is maintained by pzalutski-pixel, which publishes 5 MCP servers (30 total versions) tracked on MCP Toplist.
Is JavaLens listed on the Official MCP Registry?: Yes — JavaLens is listed on the Official MCP Registry, alongside PulseMCP and Glama.
How many versions does JavaLens have?: MCP Toplist tracks 14 versions of JavaLens, most recently published on Jun 16, 2026.
Where can I find the source code for JavaLens?: The source code for JavaLens is hosted at github.com/pzalutski-pixel/javalens-mcp.

Used in projects

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