dotnet add package OpenCvSharp4 --version                
NuGet\Install-Package OpenCvSharp4 -Version                
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="OpenCvSharp4" Version="" />                
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add OpenCvSharp4 --version                
#r "nuget: OpenCvSharp4,"                
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
// Install OpenCvSharp4 as a Cake Addin
#addin nuget:?package=OpenCvSharp4&version=

// Install OpenCvSharp4 as a Cake Tool
#tool nuget:?package=OpenCvSharp4&version=                

OpenCV wrapper for .NET. Since this package includes only core managed libraries, another package of native bindings for your OS is required (OpenCvSharp4.runtime.*).

Product Compatible and additional computed target framework versions.
.NET net5.0 was computed.  net5.0-windows was computed.  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.  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. 
.NET Core netcoreapp2.0 was computed.  netcoreapp2.1 was computed.  netcoreapp2.2 was computed.  netcoreapp3.0 was computed.  netcoreapp3.1 was computed. 
.NET Standard netstandard2.0 is compatible.  netstandard2.1 is compatible. 
.NET Framework net461 was computed.  net462 was computed.  net463 was computed.  net47 was computed.  net471 was computed.  net472 was computed.  net48 is compatible.  net481 was computed. 
MonoAndroid monoandroid was computed. 
MonoMac monomac was computed. 
MonoTouch monotouch was computed. 
Tizen tizen40 was computed.  tizen60 was computed. 
Xamarin.iOS xamarinios was computed. 
Xamarin.Mac xamarinmac was computed. 
Xamarin.TVOS xamarintvos was computed. 
Xamarin.WatchOS xamarinwatchos was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (111)

Showing the top 5 NuGet packages that depend on OpenCvSharp4:

Package Downloads

OpenCV 4.x wrapper. All-in-one package for Windows users.


OpenCvSharp WPF extension library.


OpenCvSharp GDI+ extension library.


OpenCV for VL


Wrapper over Selenium WebDriver for .NET

GitHub repositories (20)

Showing the top 5 popular GitHub repositories that depend on OpenCvSharp4:

Repository Stars
Advanced real-time screen translator for games, hardcoded subtitles in videos, static text and etc.
.Net port of the original java-based barcode reader and generator library zxing
The world's simplest facial recognition api for .NET on Windows, MacOS and Linux
.NET/C# binding for Baidu paddle inference library and PaddleOCR
一款优雅的UWP文件管理器 | An elegant UWP Explorer
Version Downloads Last updated 20,840 6/16/2024 1,113 6/15/2024 169,562 1/3/2024 227,854 7/10/2023 410,304 1/15/2023 361,228 6/8/2022 304,116 12/31/2021 58,076 12/28/2021 19,961 12/7/2021 2,749 12/5/2021 147,001 8/21/2021 36,251 7/25/2021 189,057 4/4/2021 73,030 2/10/2021 3,573 2/8/2021 2,607 2/6/2021 35,191 1/24/2021 52,732 12/29/2020 10,638 12/26/2020 88,853 10/13/2020 44,350 9/16/2020 92,263 7/25/2020 57,527 7/8/2020 153,305 5/27/2020 58,554 4/21/2020 21,845 4/5/2020 69,621 2/8/2020 95,086 1/8/2020 15,209 12/23/2019 34,632 12/17/2019 58,994 11/10/2019 16,128 10/27/2019 2,298 10/25/2019 2,727 10/23/2019 3,342 10/18/2019 181,392 4/16/2019 29,981 3/26/2019 71,000 1/8/2019 7,537 12/25/2018