Free native Barcode & QR Code Generation in VCL Applications
Summary
This post introduces Bar&QRCodes4D, an open-source library that adds native barcode and QR code generation to Delphi VCL applications. It shows how to create, customize, validate, export, and print barcodes and QR codes directly in a desktop app. The library supports common formats such as Code 39, EAN-13, Interleaved 2 of 5, and QR codes, with PNG and SVG export options. It also emphasizes the value of native Delphi code by avoiding external DLLs, server-side generation, and internet dependencies. The release is relevant to developers building business applications that need local machine-readable code generation.
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