What is Barcode Generator?
No need to install complex software or use paid services when you need barcodes for business or personal use. This online barcode generator works instantly from any web browser.
Supports 40+ standard formats from 1D barcodes (CODE128, EAN-13) to 2D barcodes (QR Code, Data Matrix), with free batch generation and customization features.
Key Features
40+ Barcode Formats
Supports 40+ standard barcode formats including 1D (CODE128, EAN-13), 2D (QR Code, Data Matrix, PDF417), GS1 DataBar, and postal barcodes.
Size & Design Controls
Freely adjust bar width, height, and text display to create barcodes with your desired design.
Format-Specific Validation
Automatically validates input according to each format's rules - EAN-13 requires 12-13 digits, ITF requires even-length numbers, etc.
PNG/SVG/ZIP Download
Download individual barcodes as PNG or SVG, or batch download multiple barcodes as a ZIP file.
How to Generate Barcodes
- Select Format — Choose the barcode format that suits your purpose. CODE128 is recommended for general use.
- Enter Data — Input barcode values individually or paste Excel data for bulk generation.
- Adjust Options — Customize bar width, height, and text display settings as needed.
- Download — Save generated barcodes as PNG/SVG images or batch download as ZIP.
Use Cases
Inventory & Logistics
Attach barcodes to products, materials, and shipping boxes for efficient stock management and tracking.
Library & Asset Management
Apply barcodes to books, equipment, and documents to build checkout/return and asset tracking systems.
Marketing & Promotions
Use barcodes on coupons, event tickets, and membership cards to manage marketing campaigns.
Events & Access Control
Apply barcodes to admission tickets and ID badges for quick check-in and access management.
FAQ
Q. Are there any usage limits?
It is free for everyone, including commercial use. All features are available without signup or payment.
Q. What barcode formats are supported?
Over 40 formats including 1D (CODE128, EAN-13, UPC), 2D (QR Code, Data Matrix, PDF417, Aztec), GS1 DataBar, and postal barcodes.
Q. Can I customize barcode colors and design?
Yes, you can change bar color, background, and text color. Rotation (0°/90°/180°/270°), DPI (72-600), font, and margin are also adjustable.
Q. How do I convert Excel data at once?
Copy from Excel (Ctrl+C) and paste (Ctrl+V), or import a CSV file. The sequence generator also supports creating sequential barcodes.
Q. What download formats are available?
Individual barcodes as PNG/SVG, batch download as ZIP, or export as PDF. Print layouts (1×1, 2×5, 3×10) are also supported.
Privacy Notice
Barcode generation and conversion happen in your browser, and your barcode data is not sent to a server. Settings and work history are saved in this browser for convenience. If you separately post a comment, your nickname and comment are public and stored on the comment server. See the notice by the comment form for details.
Comments & questions