An excellent open-source choice is the VbQRCodegen library on GitHub . It is based on the highly-regarded Nayuki QR library and is distributed as a single .bas module.
Visual Basic 6.0 (VB6) may be a legacy environment, but its ability to integrate with modern data formats like QR codes remains a common requirement for industrial, retail, and logistical applications. qr code in vb6
You simply add mdQRCodegen.bas to your project. You can then call the QRCodegenBarcode function, which returns a vector-based StdPicture object. This allows you to scale the QR code to any size without losing quality. Example Code: An excellent open-source choice is the VbQRCodegen library
If your application will always have internet access, using a REST API is the simplest method. This offloads the complex math of QR generation to a remote server. You simply add mdQRCodegen
' In a form with an Image control named Image1 Set Image1.Picture = QRCodegenBarcode("https://example.com") Use code with caution. 2. Using Web APIs (Fastest Setup)