The project Ada Bar Codes provides a framework for generating various types of bar codes (1D, or 2D, like QR codes) on different output formats and devices.
Alire crate: https://alire.ada.dev/crates/bar_codes
Mirror: https://github.com/zertovitch/ada-bar-codes
Features
- 1D codes supported: Code 128, EAN-13, MSI, UPC-A
 - 2D codes supported: Data Matrix, QR Codes
 - Standalone (no external dependency, no binary stuff, no SDK required for working)
 - Unconditionally portable
 - Task safe
 - Pure Ada 2012 (nothing compiler/system specific), can be used in projects in Ada 2012 and later language versions
 - Vector graphics output (examples provided: PDF, SVG)
 - Raster graphics output (examples provided: PNG, PBM)
 - Tests and demos included
 - Permissive license (MIT)
 - Free, open-source
 
License
MIT LicenseFollow Ada Bar Codes
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