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Labby MCP Server

local only

Labby runs on your own machine — the client starts it, so there is no endpoint to ping. 790 installs a week from npm. Last commit 18 Sep 2026.

Rust MCP gateway with Code Mode, authentication, setup, logs, CLI, HTTP API, and operator web UI.

Installs per day peak 199 · avg 29 · +84% w/w
a month agotoday
790
Installs / week
npm · labby-mcp
6
Stars
19 open issues
18 Sep 2026
Last commit
0 releases in 90 days
AGPL-3.0
License
Rust

What the code does

We read the source, 19 h ago · rules 3dff92dd89df

Evidence

Things with no honest explanation: a promise that contradicts the code, code that runs at install time while hiding what it does, data leaving the machine.

Capabilities

What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.

Runs a command on install [пакет] package.json:1
postinstall: node scripts/install.js
File ships in the package but is absent from the source [пакет] bin/labby.js:1
этот файл ставится пользователю, но в репозитории его нет
Package points at a different repository dinglebear-ai/labby
пакет labby-mcp ссылается на jmagar/labby
  const install = spawnSync(process.execPath, [installer], { stdio: "inherit" });
    exec(implode(' ', array_map('escapeshellarg', $parts)) . ' 2>/dev/null', $lines, $exitCode);
…id,reserved_bytes,pending_files) VALUES(NEW.owner_principal_id,NEW.reserved_bytes,1) ON CONFLICT(owner_principal_id) DO UPDATE SET reserved_bytes=reserved_bytes+NEW.reserved_bytes,pending_files=pending_files+1; UPDATE stash_instance_usage SET reserved_bytes=reserved_bytes+NEW.res…
…nt=spec?spec.label:"Settings";sectionDescription.textContent=spec?spec.description:"";const list=currentFields();fields.innerHTML=list.length?list.map(f=>{const source=state&&state.sources&&state.sources[f.key];return `<article class="field"><div><div class="label">${esc(f.label)…
  const env = Object.fromEntries(Object.entries(process.env).filter((entry): entry is [string, string] => entry[1] !== undefined))
        out.push_str("  IdentityFile ~/.ssh/id_ed25519\n");

Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.

We found things in this code

Code changes quietly between releases, and nobody reads the diff of a dependency. We do, on every release — watch Labby and you get told the day something new turns up.

Three servers free · no card

Connect this server

This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.

run in your terminal
claude mcp add labby -- npx -y labby-mcp
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "labby": {
      "args": [
        "-y",
        "labby-mcp"
      ],
      "command": "npx"
    }
  }
}
~/.codex/config.toml
[mcp_servers.labby]
command = "npx"
args = ["-y", "labby-mcp"]
.cursor/mcp.json
{
  "mcpServers": {
    "labby": {
      "args": [
        "-y",
        "labby-mcp"
      ],
      "command": "npx"
    }
  }
}
.vscode/mcp.json
{
  "mcpServers": {
    "labby": {
      "args": [
        "-y",
        "labby-mcp"
      ],
      "command": "npx"
    }
  }
}

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Labby — questions

Answers built from our own checks of this server.

Why is there no uptime for Labby?
Labby runs on your own machine over stdio — there is no network address to reach, so uptime cannot be measured for it by anyone. What can be measured is adoption: the npm package labby-mcp was installed 790 times last week.
How do I connect Labby?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It runs locally, so the command pulls labby-mcp straight from npm; nothing to host, nothing to sign up for.
How many people use Labby?
The npm package labby-mcp was installed 790 times in the last week. Week over week that is +84%. We show installs rather than GitHub stars on purpose: a star is a bookmark, an install is someone actually running it.
Is Labby open source?
Yes — it is published under the AGPL-3.0 licence, written in Rust, 6 stars on GitHub and 19 open issues. The source link is on this page, so you can read exactly what it does with your data before you connect it.