Barcode Generator
Generate barcodes in multiple industry-standard formats including Code 128, EAN-13, UPC-A, Code 39, ITF-14, and Data Matrix. Download high-resolution barcode images ready for print or digital use. Processing is instant and runs entirely on your self-hosted server.
Features
- Supports Code 128, EAN-13, UPC-A, Code 39, ITF-14, and Data Matrix formats
- High-resolution output suitable for commercial print at any size
- Automatic checksum calculation and input validation per standard
- Configurable dimensions, colors, and quiet zone margins
- Instant generation with no external API dependencies
What you can do
- Generating UPC-A barcodes for retail product packaging and labeling
- Creating Code 128 barcodes for internal warehouse inventory tracking labels
- Producing EAN-13 codes for international product distribution compliance
- Generating Data Matrix codes for compact industrial part identification
Self-hosted. Your files never leave your network.
SnapOtter runs entirely on your own infrastructure. Files processed with Barcode Generator are never uploaded to third-party servers. Deploy a single Docker container and process files with full privacy, no watermarks, and no usage limits. Open source under AGPL-3.0.
Frequently asked questions
- Which barcode format should I use for retail products?
- Use UPC-A for North American retail or EAN-13 for international markets. SnapOtter validates your input and calculates checksums automatically, all locally on your self-hosted instance.
- Are the generated barcodes scannable at commercial quality?
- Yes, output images are high-resolution and comply with format specifications including quiet zones. They are suitable for direct use in print layouts, packaging, and label printers.
- Can I generate barcodes in bulk?
- You can process multiple barcodes through batch mode. Since SnapOtter runs on your own server, there are no per-barcode fees or rate limits, making it practical for large catalog operations.
Ready to try Barcode Generator?
Deploy SnapOtter in under a minute. All 157 tools included. Open source and free forever.