: A web-based solution for larger enterprises that can handle hundreds of devices and sync attendance data.
: You will see rows of numbers separated by spaces or tabs. zkteco dat file reader
A ZKTeco DAT file reader is useful for a very specific, occasional task – extracting attendance logs when you don’t have the official software handy. For daily use, you’ll still want the full ZKTeco suite or a proper time-attendance platform with DAT import support. If you just need a quick one-time conversion, go for it. Just keep your antivirus on and expectations low for user-friendliness. : A web-based solution for larger enterprises that
: Use Excel's "Fixed Width" text import option instead of "Delimited" to manually separate the columns. For daily use, you’ll still want the full
import pandas as pd # Define the file path dat_file_path = "attlog.dat" excel_output_path = "attendance_report.xlsx" # Read the tab-separated or whitespace-separated file try: # ZKTeco logs often use single or multiple spaces/tabs as delimiters df = pd.read_csv(dat_file_path, sep=r'\s+', header=None, names=["User_ID", "Date", "Time", "Verify_Method", "Status", "Work_Code", "Device_ID"]) # Combine Date and Time columns if they split automatically if 'Time' in df.columns: df['Timestamp'] = df['Date'] + ' ' + df['Time'] df.drop(columns=['Date', 'Time'], inplace=True) # Reorder columns df = df[["User_ID", "Timestamp", "Verify_Method", "Status", "Work_Code", "Device_ID"]] # Map Status codes to readable text status_map = 0: "Check-In", 1: "Check-Out", 2: "Break-Out", 3: "Break-In" df['Status'] = df['Status'].map(status_map).fillna(df['Status']) # Export to Excel df.to_excel(excel_output_path, index=False) print(f"Success! File converted and saved to excel_output_path") except Exception as e: print(f"Error reading the file: e. Check if the file is binary or encrypted.") Use code with caution. Method 4: Utilizing the ZKTeco SDK (For Developers)
Additionally, if you download the "all data" option from a device, you might get a single file named that bundles together the attendance records and other system data.
Below is a simple Python script using the pandas library to read a standard ZKTeco text log and export it to a clean Excel sheet: