Barcode Generator
Generate professional barcodes instantly with our free online tool
Popular Barcode Types
QR Code
Web link QR code
EAN-13
Product barcode
UPC-A
Retail product code
Code 128
Inventory tracking
0 characters
0 types
Medium
Barcode Generation Results
Medium QR Code generated successfully
Your formatted barcode preview will appear here
✅ High-quality barcode generated with proper encoding
| Barcode Type | Uses | Character Set | Applications |
|---|---|---|---|
| QR Code | 2D matrix code | Alphanumeric, binary | Web links, payments, marketing |
| EAN-13 | Product identification | Numeric only | Retail, inventory |
| UPC-A | Product identification | Numeric only | Retail, North America |
| Code 128 | Industrial applications | ASCII characters | Logistics, shipping |
Benefits of Using Our Barcode Generator
Instant Generation: Create barcodes in seconds
Multiple Formats: Support for all major barcode types
Customization: Color schemes and sizing options
Reliable: Accurate encoding for scanning
Why Use Our Barcode Generator?
- Free Online Barcode Generation Tool
- Multiple Barcode Types Supported
- Customizable Size and Colors
- Accurate Encoding Standards
- Instant Generation
- No Registration Required
- Works on All Devices
- Copy and Download Features
- Quality Analysis Metrics
- Text Label Support
💡 Pro Tip: When generating barcodes for products, ensure the data matches the required format (e.g., EAN-13 requires exactly 13 numeric digits). For retail applications, always test your barcodes with a scanner to ensure proper readability.
Barcode generated successfully!
`;
}function copyToClipboard() {
if (!generatedBarcode) {
alert('Please generate a barcode first');
return;
}
const textarea = document.getElementById('outputBarcode');
textarea.select();
textarea.setSelectionRange(0, 99999); // For mobile devices
try {
const successful = document.execCommand('copy');
if (successful) {
showNotification('Barcode copied to clipboard!');
} else {
showError('Failed to copy barcode to clipboard.');
}
} catch (err) {
console.error('Failed to copy: ', err);
showError('Failed to copy barcode to clipboard.');
}
}function downloadBarcode() {
if (!generatedBarcode) {
alert('Please generate a barcode first');
return;
}
const data = document.getElementById('barcodeData').value;
const type = document.getElementById('barcodeType').value;
const blob = new Blob([generatedBarcode], { type: 'text/plain' });
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = `barcode_${data.replace(/\s+/g, '_')}_${type}.txt`;
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
URL.revokeObjectURL(url);
showNotification('Barcode downloaded successfully!');
}function showNotification(message) {
const notification = document.getElementById('notification');
notification.textContent = message;
notification.classList.add('show');
setTimeout(() => {
notification.classList.remove('show');
}, 3000);
}function showError(message = "Please enter data for the barcode.") {
const errorElement = document.getElementById('errorMessage');
errorElement.textContent = message;
errorElement.classList.add('show');
}function hideError() {
document.getElementById('errorMessage').classList.remove('show');
}function resetForm() {
// Reset form fields
document.getElementById('barcodeData').value = 'https://www.example.com';
document.getElementById('barcodeType').value = 'qr';
document.getElementById('barcodeSize').value = 'medium';
document.getElementById('colorScheme').value = 'blackwhite';
document.getElementById('includeText').checked = true;
document.getElementById('includeChecksum').checked = true;
document.getElementById('addQuietZone').checked = false;
document.getElementById('generateMultiple').checked = false;
// Reset output
document.getElementById('outputBarcode').value = '';
generatedBarcode = '';
// Reset counts
updateBarcodeStats('', 'qr', 'medium', barcodeTypes.qr);
// Reset UI
document.getElementById('resultsContainer').style.display = 'none';
document.getElementById('previewPlaceholder').style.display = 'flex';
document.getElementById('barcodePreview').style.display = 'none';
document.getElementById('qualityInfo').style.display = 'none';
document.getElementById('barcodeStats').style.display = 'none';
// Disable buttons
document.getElementById('copyBtn').disabled = true;
document.getElementById('downloadBtn').disabled = true;
// Hide progress bar
document.getElementById('progressBar').style.display = 'none';
// Hide any errors
hideError();
// Generate new barcode
generateBarcode();
}