Devtools MCP Server

23 developer utilities — base64, JWT, UUID, hash, QR, regex, timestamps. No API keys.

Local serverstdio

What is the Devtools MCP Server?

23 developer utilities — base64, JWT, UUID, hash, QR, regex, timestamps. No API keys.

What the server does

Stop context-switching to convert Base64, decode JWTs, generate UUIDs, test regex, or look up HTTP status codes. mcp-devtools-server puts all these tools directly in your AI assistant.

  • Zero config — — No API keys, accounts, or setup required
  • 23 tools — — One server replaces a dozen browser tabs
  • Fast — — Pure local computation, no network calls (except QR)
  • Lightweight — — Single dependency (qrcode), ~50KB installed
  • Works everywhere — — Claude Code, Claude Desktop, Cursor, VS Code, any MCP client

Available tools

The toolset is worth reading before you wire it up, because it tells you what the integration is really for:

  • Fast — Pure local computation, no network calls (except QR)
  • Lightweight — Single dependency (qrcode), ~50KB installed
  • Generation — The Generation tool exposed by this server

More MCP options

Compare MCP servers by category, or browse hosted MCP servers if you prefer an endpoint over a local process.

Maintainer setup documentation.

How to install the Devtools MCP Server

{
  "mcpServers": {
    "devtools": {
      "command": "npx",
      "args": ["-y", "mcp-devtools-server"]
    }
  }
}

Add to claude_desktop_config.json, then restart Claude Desktop.

Example prompts to try

  • “Use Devtools to Fast.”
  • “Use Devtools to Lightweight.”
  • “Use Devtools to Generation.”

Frequently asked questions

23 developer utilities — base64, JWT, UUID, hash, QR, regex, timestamps. No API keys. Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.