IronQR – C# QR Code Library

Endorse Pending Review

IronQR is a specialized C# QR code library designed for developers to generate and read QR codes with precision and flexibility. It supports standard QR codes, Micro QR, and Rectangular Micro QR, offering customizable size, margins, colors, gradients, and embedded logos to match branding requirements. The library can produce QR codes in PNG, JPEG, SVG, System.Drawing objects, streams, or PDFs, and can decode multiple codes from images or streams with machine-learning–driven detection.

Performance features include asynchronous calls, multithreading, and a lightweight “Slim Mode” for faster processing. IronQR also provides fault tolerance with checksums, error correction, and detailed debugging support. Cross-platform and compatible with .NET 10–3.1 and .NET Framework 4.6.2+, it runs on Windows, Linux, macOS, iOS, Android, and cloud environments like Azure and AWS. Installable via NuGet, IronQR comes with comprehensive documentation, tutorials, and a free trial, making it easy for developers to integrate robust QR code functionality into their applications.