Code 39 Barcode Generator
Create Code 128, EAN, UPC, Code 39, Data Matrix and other barcodes directly in your browser. Customize sizing, colors, and margins, then export vector SVG or PNG.
Supports uppercase A–Z, 0–9, space, and symbols (- . $ / + %). (A–Z, 0–9, space, -, ., $, /, +, %)
Standard mode preserves exact GS1/ISO barcode symbology geometry, quiet zones, and height ratios. Recommended for retail packaging and commercial labels.
Industrial Alphanumeric Inventory Barcodes
Code 3 of 9 Structure & Industrial Application
Code 39 is widely used in automotive, healthcare, defense (MIL-STD-129), and internal badge printing due to its self-checking nature and simple decoder implementation.
Modifyle renders Code 39 vector barcodes directly in your browser with full size and quiet zone controls.
What Can You Use This Tool For?
Real-world problems solved and intended workflows for this tool.
Warehouse Inventory & Bin Location Labeling
Generate high-contrast, laser-scannable Code 39 Barcode Generator codes for warehouse storage bins, totes, and master cartons.
Retail Point-of-Sale & Product Packaging
Create standard vector barcodes ready for commercial sticker printing and retail packaging checkout.
Asset Tagging & Hardware Tracking
Print compact identification barcodes for IT equipment, office tools, and internal serial numbers.
Logistics Tracking & Carton Dispatch
Format manifest and carton identifiers that comply with carrier barcode intake rules.
How It Works in 3 Simple Steps
Input Alphanumeric String
Type uppercase text, numbers, or symbols.
Adjust Bar Height
Configure symbol height and resolution.
Download SVG
Export scalable vector files for printing.
- Processing executes locally in browser memory. Large files depend on available device RAM and CPU capacity.
Why choose Modifyle Code 39 Barcode Generator?
Launch PDF, image, and QR tools in 1 click right from your home screen or desktop dock. 100% private, client-side, with full offline capability without internet.