Free Code 128 Barcode Generator
Generate Code 128 barcodes for shipping labels, inventory, serial numbers, and logistics. Encodes all ASCII characters.
Loading barcode generator...
How to Create a Code 128 Barcode
Enter Any Text or Number
Type your serial number, SKU, tracking code, or any alphanumeric string. Code 128 supports all ASCII characters.
Adjust Settings
Set bar width, height, and font. Toggle human-readable text. The generator auto-selects the most compact encoding.
Download & Deploy
Export as PNG or SVG. Print on labels, tags, or embed in documents and design files.
Who Uses This
Real-world use cases for businesses, creators, and organizations.
Shipping Labels
Code 128 is the standard for shipping and logistics barcode labels.
Inventory Management
Encode SKUs and serial numbers for warehouse scanning systems.
Asset Tracking
Generate unique barcodes for equipment, IT assets, and tools.
Membership Cards
Print member IDs as Code 128 barcodes on cards and badges.
Where to Place It
Shipping labels
Print on every outgoing package for tracking and sorting.
Warehouse bins
Label storage locations for fast inventory scanning.
Asset tags
Stick on equipment, laptops, and office assets.
Frequently Asked Questions
What is a Code 128 barcode?
Code 128 is a high-density barcode format that can encode all 128 ASCII characters — letters, numbers, and special characters. It is widely used in shipping, logistics, and inventory management.
When should I use Code 128 vs EAN-13?
Use EAN-13 for retail products that need to be scanned at checkout. Use Code 128 for everything else — shipping labels, inventory, serial numbers, asset tags, and any alphanumeric data.
How long can a Code 128 barcode be?
Technically unlimited, but practical barcodes should be under 30-40 characters for reliable scanning. Longer data means wider barcodes.
Is this free?
Yes. Generate unlimited Code 128 barcodes for free. Auto-optimized encoding, instant PNG/SVG download. No signup.
Related Tools
EAN-13 Barcode Generator
Generate EAN-13 barcodes for international retail products. Auto check-digit calculation, customizable dimensions, and instant PNG/SVG export.
UPC Barcode Generator
Generate UPC-A barcodes for North American retail products. Auto check-digit, custom dimensions, and instant download.
Bulk Barcode Generator
Generate hundreds of barcodes at once from CSV or text input. Export as ZIP of PNGs, ZIP of SVGs, or multi-page PDF.