How to Generate QR codes and Barcodes in C# for .NET 5 using Iron Barcode ByJordi Bardia November 24, 2021 Updated June 22, 2025 Share: Unlock the power of seamless barcode and QR code generation in your C# applications by watching our tutorial, and simplify your workflow with practical, step-by-step guidance! more... In this tutorial, you'll learn how to generate barcodes and QR codes in C# using IronBarcode within a .NET framework. The process begins with installing the IronBarcode library via the NuGet package manager. You can use either the console or the graphical user interface to do so. Once installed, including the IronBarcode namespace is essential. The guide walks you through writing a single line of code to create a barcode, illustrating how to encode data such as a product ID or website link. The tutorial explains saving the generated barcode in various formats, including PNG and HTML. It also covers how to generate a QR code by altering the encoding scheme and demonstrates adding annotations like text above or below the barcode or QR code. The tutorial concludes by showing how to access the saved barcode file in your project directory, providing a straightforward solution for integrating barcode and QR code generation into your C# applications.Further Reading: C# QR Code Generator for .NET show less