High-quality QR Code generator library in Java, TypeScript/JavaScript
A pure C# Open Source QR Code implementation
Barcode scanning library for Java, Android
Chart image and QR code web API
A dynamic library tweak for WeChat macOS
inputbox password WIN OSX GTK QT Console VCPKG C# Lua R Fortran Pascal
Bar Code (1D or 2D) generator in pure Ada
Javascript Whatsapp API library for chatbots
A better way to operate QR Code in Swift, support iOS, macOS, watchOS
A photobooth Web-Application for raspberry pi with gphoto2
FIDO strong authentication, encryption, digital signature engine
Simple PDF generation for Python (FPDF PHP port)
Aspose for Spring.Java provides Aspose API samples for Spring.Java.
General purpose matrix utilities for Java in Parallel Computing