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ESP32 Serial OBD2 Gauge Catalyst

Verified Integration
Author: @Divi0509•Category: ServerApplication
GitHub Repository
JSON-RPC 2.0
Protocol Standard
Sub-second
Execution Latency
Active
Operational Status
Tags:#Claude#Search#API#Git#AI#GitHub#Node.js

Client Configuration

— Connect ESP32 Serial OBD2 Gauge Catalyst to Claude Desktop or Cursor in seconds
{
  "mcpServers": {
    "esp32-serial-obd2-gauge-catalyst": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-esp32-serial-obd2-gauge-catalyst"
      ],
      "env": {}
    }
  }
}
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).
Architecture & Capabilities

System Overview

Monitors real-time vehicle data from the OBD2 port and displays it on an ESP32-based custom gauge.

Indexed Date

7/23/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for ESP32 Serial OBD2 Gauge Catalyst

It's an open-source DIY project that lets you build a custom ESP32-based gauge to monitor real-time vehicle data, such as engine status and sensor readings, directly from your car's OBD2 port.

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