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 15,825 6/16/2024 899 6/15/2024 162,513 1/3/2024 223,919 7/10/2023 405,923 1/15/2023 359,456 6/8/2022 302,504 12/31/2021 57,196 12/28/2021 19,935 12/7/2021 2,748 12/5/2021 146,346 8/21/2021 36,213 7/25/2021 188,588 4/4/2021 72,931 2/10/2021 3,570 2/8/2021 2,607 2/6/2021 35,165 1/24/2021 52,117 12/29/2020 10,619 12/26/2020 88,722 10/13/2020 44,265 9/16/2020 92,239 7/25/2020 57,499 7/8/2020 153,189 5/27/2020 58,507 4/21/2020 21,807 4/5/2020 69,544 2/8/2020 94,929 1/8/2020 15,182 12/23/2019 34,604 12/17/2019 58,565 11/10/2019 16,097 10/27/2019 2,296 10/25/2019 2,726 10/23/2019 3,340 10/18/2019 181,083 4/16/2019 29,924 3/26/2019 70,914 1/8/2019 7,496 12/25/2018