API and Module Integration

Hello all.i am new to ErpNext we want to add our biometric system( ZKTeco) to erpnext.can any one told me that how to add Biomatric and what are the steps to be follwed.

Hi, Please check ErpNext Integration - ErpNext Integration with Live Biometric Attendance System (from Ver.11.0.3) | Cams Biometrics if it helps. This service integrates the biometric punches to the ERPNext server application through API.