Barcode Generator
GeneratorsGenerate 1D barcodes in Code128, EAN-13, and Code39 formats.
How to Use
1
Enter data
Type the numbers or text you want to encode in the barcode.
2
Select format
Choose Code128, Code39, or EAN-13 depending on your requirements.
3
Download
Click Generate Barcode and download as a PNG image.
About Barcode Generator
Retail, inventory, and shipping all run on barcodes, and producing label-ready codes should not require commercial software. ILikePdf Barcode Generator creates EAN-13, UPC-A, Code 128, and Code 39 codes with check-digit validation, configurable size, and high-resolution image export. It is the practical choice for product labels, inventory tags, and shipping. Generation runs locally in your browser — nothing is uploaded.
How to generate barcodes Barcode Generator
Step 1: Choose a barcode type — EAN-13, Code 128, Code 39, or UPC-A.
Step 2: Enter the data to encode.
Step 3: Set the size and colour options.
Step 4: Preview the barcode.
Step 5: Download it as a high-resolution image.
Common use cases for Barcode Generator
- Create product barcodes for retail labels.
- Generate inventory tracking codes.
- Produce Code 128 labels for shipping.
- Make test barcodes for POS systems.
Pro tips
- EAN-13 and UPC-A use check digits — the tool validates them.
- Code 128 is flexible and compact.
- Barcodes render locally in your browser.
- Verify your barcode with a scanner before printing a full run.
- Keep quiet zones clear — most scanning failures come from crowded labels.
- Different scanners tolerate different quiet-zone sizes — test on your hardware.