The C# QR Code Library

Licensing

QR Quickstart See All 5 Code Examples

using IronQr;
using IronSoftware.Drawing;

// Create a QR Code object
QrCode myQr = QrWriter.Write("hello world");

// Save QR Code as a Bitmap
AnyBitmap qrImage = myQr.Save();

// Save QR Code Bitmap as File
qrImage.SaveAs("qr.png");

Install-Package IronQR

Explore the code, install IronQR with NuGet

Cross Platform Support

Designed for C#, F#, & VB.NET running on .NET 7, 6, 5, Core, Standard, or Framework

IronQR Release Version 2023.12

Features & Upgrades

See what’s new

The C# QR Code Library

A C# QR Code Library that prioritizes accuracy, ease of use, and speed. Licenses from $749.

IronQR is the leading C# QR Code library for reading and creating QR codes in .NET. Its user friendly API allows developers to add Barcode functionality to .NET projects in minutes.

When you need to read, write, and style QR codes, fast.

IronQR Release Version 2023.12

Features & Upgrades

See what’s new

Compatibility

.NET Versions

C#, VB.NET, F#
.NET Core (7, 6, 5, and 3.1+)
.NET Standard (2.0+)
.NET Framework (4.6.2+)

.NET Project Types

Web (Blazor & WebForms)
Mobile (Xamarin & MAUI)
Desktop (WPF & MAUI)
Console (App & Library)

App Environments

Windows (10+, Server 2018+)
Linux (Ubuntu, Debian, CentOS, etc.)
Apple macOS (10+)
Apple iOS (12+)
Android API 21+ (v5 “Lollipop”)
Docker (Windows, Linux, Azure)
Azure (VPS, WebApp, Function)
AWS (EC2, Lambda)

IDEs

Microsoft Visual Studio
JetBrains ReSharper & Rider

Reading QR Codes

Read Many Image Formats

Images (jpg, png, svg, bmp)
Multipage Images (gif, tif, tiff)
System.Drawing Bitmaps
IronDrawing Images (AnyBitmap)

Machine Learning Model

Custom QR Detection Model
Slim Mode option (non-ML)

Output Data Formats

Value (String)
Link or Website (Uri)
Coordinates (PointF)

Supports:

Async
Multithreading

Writing QR Codes

Write to Document Types

Image (jpg, png, gif, tiff, svg, bmp)
System.Drawing Images
IronDrawing Images (AnyBitmap)
Stream (MemoryStream, byte[])
PDF (Stamp on Existing PDF)

Encoding Data in QR Code

Text, URLs, bytes, and numbers

Styling QR Codes

Resizing
Margins & Borders
Recoloring
Add Logos to QR Codes

Checking Fault Tolerance

Choose QR Version
Null Checking
Checksums
Format Awareness
Detailed Error Messages
Custom QR Error Correction

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24-Hour Support

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Ready to get started? Version: 2023.12 just released

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Now that you’ve downloaded IronQR

Want to deploy IronQR to a live project for FREE?

Not ready to buy?

Want to deploy IronQR to a live project for FREE?

What’s included?

Test in production without watermarks

30 days fully functional product

24/5 technical support during trial

Get your free 30-day Trial Key instantly.

Thank you.
If you'd like to speak to our licensing team:

badge_greencheck_in_yellowcircle

The trial form was submitted
successfully.

Your trial key should be in the email.
If it is not, please contact
support@ironsoftware.com

Schedule a call

Have a question? Get in touch with our development team.

No credit card or account creation required

Now that you’ve downloaded IronQR

Want to deploy IronQR to a live project for FREE?

Not ready to buy?

Want to deploy IronQR to a live project for FREE?

What’s included?

Test in production without watermarks

15 days fully functional product

24/5 technical support during trial

Get your free 15-day Trial Key instantly.

Thank you.
If you'd like to speak to our licensing team:

badge_greencheck_in_yellowcircle

The trial form was submitted
successfully.

Your trial key should be in the email.
If it is not, please contact
support@ironsoftware.com

Schedule a call

Have a question? Get in touch with our development team.

No credit card or account creation required

Want to deploy IronQR to a live project for FREE?

Not ready to buy?

Want to deploy IronQR to a live project for FREE?

What’s included?

Test in production without watermarks

30 days fully functional product

24/5 technical support during trial

Get your free 30-day Trial Key instantly.

Thank you.
If you'd like to speak to our licensing team:

badge_greencheck_in_yellowcircle

The trial form was submitted
successfully.

Your trial key should be in the email.
If it is not, please contact
support@ironsoftware.com

Schedule a call

Have a question? Get in touch with our development team.

No credit card or account creation required

Want to deploy IronQR to a live project for FREE?

Not ready to buy?

Want to deploy IronQR to a live project for FREE?

What’s included?

Test in production without watermarks

15 days fully functional product

24/5 technical support during trial

Get your free 15-day Trial Key instantly.

Thank you.
If you'd like to speak to our licensing team:

badge_greencheck_in_yellowcircle

The trial form was submitted
successfully.

Your trial key should be in the email.
If it is not, please contact
support@ironsoftware.com

Schedule a call

Have a question? Get in touch with our development team.

No credit card or account creation required