Yes, DevlensOSS is free to use.

How do I install DevlensOSS?

DevlensOSS is a local plugin. Install it using npm package: @devlensio/cli and add the generated configuration snippet to your AI app's MCP config file. Then restart your AI app.

What AI apps work with DevlensOSS?

DevlensOSS uses the Model Context Protocol (MCP) and works with any MCP-compatible AI app, including Claude, ChatGPT / Codex, Gemini, Copilot, Cursor, and more.

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DevlensOSS MCP Server

by Devlensio

Developer ToolsLow Risk10.0MCP RegistryLocal

Free

Server data from the Official MCP Registry

Query a precomputed code graph (nodes, edges, summaries) of TS/JS/React/Next.js/Node repos via MCP.

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Query a precomputed code graph (nodes, edges, summaries) of TS/JS/React/Next.js/Node repos via MCP.

Security Report

10.0

Low Risk10.0Low Risk

Valid MCP server (2 strong, 2 medium validity signals). No known CVEs in dependencies. Package registry verified. Imported from the Official MCP Registry.

15 files analyzed · 1 issue found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

file_system

Check that this permission is expected for this type of plugin.

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-devlensio-devlens": {
      "args": [
        "-y",
        "@devlensio/cli"
      ],
      "command": "npx"
    }
  }
}

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DevlensOSS MCP Server

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Security Report

Findings (1)

Permissions Required

How to Install

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