Code 39 / Code 93

Code 39 and Code 93 are widely used linear barcodes, particularly in automotive and defense industries.

Basic Usage

using CodeGlyphX;

// Code 39
Barcode.Save(BarcodeType.Code39, "HELLO-123", "code39.png");

// Code 93 (more compact)
Barcode.Save(BarcodeType.Code93, "HELLO-123", "code93.png");

Valid Characters

Code 39 supports: A-Z, 0-9, -, ., $, /, +, %, SPACE

Note: Lowercase letters are automatically converted to uppercase.

Comparison

FeatureCode 39Code 93
DensityLower~40% more compact
ChecksumOptionalMandatory (2 chars)
IndustryAutomotive, DefenseLogistics, Postal