{
  "name": "Adafruit_MCP23017",
  "keywords": "expander, gpio, i2c",
  "description": "Arduino library for the MCP23017 I2C Port Expander",
  "repository":
  {
    "type": "git",
    "url": "https://github.com/adafruit/Adafruit-MCP23017-Arduino-Library.git"
  },
  "version": "1.0.1",
  "frameworks": "arduino",
  "platforms": "*"
}

Add registry manifest file for MCP23017
Add registry manifest file for MCP23017