QRCoder 1.5.1 (original) (raw)

About

QRCoder is a simple library, written in C#.NET, which enables you to create QR codes. It hasn't any dependencies to external libraries(*), is available as package on NuGet and supports .NET Framework, .NET Core, .NET Standard and .NET. A full list of supported target frameworks can be found here.


Documentation

👉 Your first place to go should be our wiki. Here you can find a detailed documentation of the QRCoder and its functions.

Release Notes

The release notes for the current and all past releases can be read here: 📄 Release Notes

Usage / Quick start

You only need a couple lines of code, to generate your first QR code.

QRCodeGenerator qrGenerator = new QRCodeGenerator();
QRCodeData qrCodeData = qrGenerator.CreateQrCode("The text which should be encoded.", QRCodeGenerator.ECCLevel.Q);
QRCode qrCode = new PngByteQRCode(qrCodeData);
byte[] qrCodeImage = qrCode.GetGraphic(20);

There are a plenty of other options. So feel free to read more on that in our wiki: Wiki: How to use QRCoder

Help & Issues

If you think you have found a bug or have new ideas or feature requests, then feel free to open a new issue: https://github.com/codebude/QRCoder/issues

In case you have a question about using the library (and couldn't find an answer in our wiki), feel free to open a new question/discussion: https://github.com/codebude/QRCoder/discussions

QRCoder is a project by Raffael Herrmann and was first released in 10/2013. It's licensed under the MIT license.


(*) Depending on the targeted framework the .NET libraries System.Drawing.Common and System.Text.Encoding.CodePages will used as package dependencies.

Product Compatible and additional computed target framework versions.
.NET net5.0 is compatible. net5.0-windows was computed. net5.0-windows7.0 is compatible. net6.0 is compatible. net6.0-android was computed. net6.0-ios was computed. net6.0-maccatalyst was computed. net6.0-macos was computed. net6.0-tvos was computed. net6.0-windows was computed. net6.0-windows7.0 is compatible. net7.0 was computed. net7.0-android was computed. net7.0-ios was computed. net7.0-maccatalyst was computed. net7.0-macos was computed. net7.0-tvos was computed. net7.0-windows was computed. net8.0 was computed. net8.0-android was computed. net8.0-browser was computed. net8.0-ios was computed. net8.0-maccatalyst was computed. net8.0-macos was computed. net8.0-tvos was computed. net8.0-windows was computed. net9.0 was computed. net9.0-android was computed. net9.0-browser was computed. net9.0-ios was computed. net9.0-maccatalyst was computed. net9.0-macos was computed. net9.0-tvos was computed. net9.0-windows was computed. net10.0 was computed. net10.0-android was computed. net10.0-browser was computed. net10.0-ios was computed. net10.0-maccatalyst was computed. net10.0-macos was computed. net10.0-tvos was computed. net10.0-windows was computed.
.NET Core netcoreapp1.0 was computed. netcoreapp1.1 was computed. netcoreapp2.0 was computed. netcoreapp2.1 was computed. netcoreapp2.2 was computed. netcoreapp3.0 was computed. netcoreapp3.1 was computed.
.NET Standard netstandard1.3 is compatible. netstandard1.4 was computed. netstandard1.5 was computed. netstandard1.6 was computed. netstandard2.0 is compatible. netstandard2.1 was computed.
.NET Framework net35 is compatible. net40 is compatible. net403 was computed. net45 was computed. net451 was computed. net452 was computed. net46 was computed. net461 was computed. net462 was computed. net463 was computed. net47 was computed. net471 was computed. net472 was computed. net48 was computed. net481 was computed.
MonoAndroid monoandroid was computed.
MonoMac monomac was computed.
MonoTouch monotouch was computed.
Tizen tizen30 was computed. tizen40 was computed. tizen60 was computed.
Universal Windows Platform uap was computed. uap10.0 was computed.
Xamarin.iOS xamarinios was computed.
Xamarin.Mac xamarinmac was computed.
Xamarin.TVOS xamarintvos was computed.
Xamarin.WatchOS xamarinwatchos was computed.

NuGet packages (500)

Showing the top 5 NuGet packages that depend on QRCoder:

Package Downloads
GoogleAuthenticator Google Authenticator Two-Factor Authentication Library (Not officially affiliated with Google.) 11.9M
FenixAlliance.ACL.Dependencies Application Component for the Alliance Business Suite. 1.0M
2AxisTechnology.Core.CL Plz don't install. 953.1K
CxCore Package Description 789.8K
TwoFactorAuth.Net.QRCoder QR code provider for TwoFactorAuth.Net using the excellent QRCoder library (https://github.com/codebude/QRCoder/) 625.8K

GitHub repositories (99)

Showing the top 20 popular GitHub repositories that depend on QRCoder:

Repository Stars
2dust/v2rayN A GUI client for Windows, Linux and macOS, support Xray and sing-box and others 109.2K
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Richasy/Bili.Uwp 适用于新系统UI的哔哩 8.2K
btcpayserver/btcpayserver Accept Bitcoin payments. Free, open-source & self-hosted, Bitcoin payment processor. 7.6K
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proxysu/ProxySU Xray,V2ray,Trojan,NaiveProxy, Trojan-Go, ShadowsocksR(SSR),Shadowsocks-libev及相关插件,MTProto+TLS 一键安装工具,windows下用(一键科学上网) 5.7K
immense/Remotely A remote control and remote scripting solution, built with .NET 8, Blazor, and SignalR. 5.1K
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stratumauth/app 📱 Two-Factor Authentication (2FA) client for Android + Wear OS 4.5K
SteamRE/DepotDownloader Steam depot downloader utilizing the SteamKit2 library. 3.2K
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Uotan-Dev/UotanToolboxNT 现代化 Android & OpenHarmony 工具箱 | A Modern Toolbox for Android & OpenHarmony Devices 2.6K
shrimqy/Sefirah Phone Link / KDE Connect alternative 2.5K
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Nexus-Mods/NexusMods.App Home of the development of the Nexus Mods App 2.1K
jayfunc/BetterLyrics An elegant and deeply customizable lyrics visualizer & versatile music player, built with WinUI3/Win2D | 一款优雅且高度自定义的歌词可视化与全能音乐播放应用,基于 WinUI3/Win2D 构建 2.0K
s1t5/mail-archiver Mail-Archiver is a web application for archiving, searching, and exporting emails from multiple accounts. Featuring folder sync, attachment support, mailbox migration and a dashboard. 1.9K

Include prerelease

Include vulnerable

Include deprecated

Version Downloads Last Updated
1.8.0 1,057,728 4/4/2026
1.7.0 3,805,427 10/9/2025
1.6.0 12,424,080 6/30/2024
1.5.1 1,737,887 4/27/2024
1.5.0 37,307 4/26/2024
1.4.3 23,689,856 12/12/2021
1.4.2 2,354,344 11/23/2021
1.4.1 8,154,555 11/17/2020
1.3.9 4,685,889 4/8/2020
1.3.7 33,882 4/7/2020
1.3.6 3,454,060 6/25/2019
1.3.5 3,113,209 11/23/2018
1.3.4 191,904 11/17/2018
1.3.3 979,015 4/22/2018
1.3.2 835,584 10/21/2017
1.3.1 39,334 10/3/2017
1.3.0 152,640 9/23/2017
1.2.9 215,239 6/15/2017
1.2.8 52,179 5/18/2017
1.2.7 45,317 4/30/2017