If you need a standalone desktop application with a graphical user interface (GUI) to generate, customize, and export barcodes without coding, these are the top free downloads: 1. Zint Barcode Studio
Leave the size on "Automatic" to let the software calculate the smallest viable matrix, or force a specific grid size (e.g., 24x24) if your printing space is restricted.
Available via GitHub or standard package managers like Maven. 2. Libdmtx data matrix barcode generator free download
ZXing is one of the most famous multi-format 2D barcode image processing libraries.
Full encoding and decoding capabilities for standard Data Matrix shapes. If you need a standalone desktop application with
Exceptional reliability with industrial ECC 200 standards.
For advanced users and designers working within print production environments, BWIPP is a powerful utility. Exceptional reliability with industrial ECC 200 standards
It allows full customization of symbol sizes, encoding options (ASCII, Text, Base256), and color schemes. It also supports batch generation via a command-line interface. 2. ByteScout Barcode Generator (Free Version)