Depending on your project's needs, you can choose between pure VB6 source code for offline use or REST APIs for rapid implementation.
Using the VbQRCodegen library from wqweto , you can generate a QR code and display it in a standard Image control with just one line: vb6 qr code generator source code
: This is a single-file, no-dependency implementation. You simply add mdQRCodegen.bas to your project. It generates vector-based StdPicture objects that can be resized without quality loss. Depending on your project's needs, you can choose
: For apps with internet access, you can use the goqr.me API or similar services via the ChilkatHttp component or standard WinInet calls. This avoids adding large code modules to your project. Depending on your project's needs