Barcode Generator
Barcode generator with 20+ format support, smart input validation, and custom styling.
#000000
#ffffff
About This Tool
A powerful online barcode generation tool supporting over 20 common formats such as CODE128, EAN-13, UPC, CODE39, ITF-14, MSI, Pharmacode, Codabar, and CODE93. It features smart input validation that provides detailed error messages and data requirements for each format. You can fully customize width, height, margins, colors, and text properties. Barcodes are generated locally in your browser for maximum privacy and security, with one-click download as PNG or SVG vectors.
Features
- 🔡 Extensive Support: 20+ formats including CODE128, EAN-13, UPC, CODE39, ITF, MSI, etc.
- ⚠️ Smart Validation: Real-time input check with detailed error tips for each format
- 🎨 Deep Customization: Adjust size, colors, margins, and text font/position freely
- ⚡ Instant Preview: High-performance rendering for immediate visual feedback
- 💾 Vector Export: Download high-quality PNG images and scalable SVG vectors
- 🛡️ Privacy First: 100% local processing, your data never leaves your browser