There is a newer version of this package available.
See the version list below for details.
Install-Package OpenCvSharp4 -Version
dotnet add package OpenCvSharp4 --version
<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
The NuGet Team does not provide support for this client. Please contact its maintainers for support.
#r "nuget: OpenCvSharp4,"
#r directive can be used in F# Interactive, C# scripting and .NET Interactive. 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=
The NuGet Team does not provide support for this client. Please contact its maintainers for support.

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

NuGet packages (49)

Showing the top 5 NuGet packages that depend on OpenCvSharp4:

Package Downloads

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


OpenCV for VL


OpenCvSharp WPF extension library.


Dotnet core windows utility


Automation test extension for API/Web/Mobile/Performance with enabled dotnet core support and other features. This package includes the AutoTestExtras framework assembly, which is referenced by your automation tests.

GitHub repositories (9)

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

Repository Stars
.Net port of the original java-based barcode reader and generator library zxing
Open-source, non-custodial, privacy focused Bitcoin wallet for Windows, Linux, and Mac. Built-in Tor, CoinJoin, and coin control features.
The world's simplest facial recognition api for .NET on Windows, MacOS and Linux
一款优雅的UWP文件管理器 | An elegant UWP Explorer
A Fast Scene Search Engine for Anime Series 'Gochuumon wa Usagi Desuka?'
Version Downloads Last updated 43,330 8/21/2021 14,740 7/25/2021 80,504 4/4/2021 33,473 2/10/2021 1,619 2/8/2021 968 2/6/2021 10,885 1/24/2021 16,546 12/29/2020 2,286 12/26/2020 58,384 10/13/2020 28,827 9/16/2020 40,478 7/25/2020 14,628 7/8/2020 63,650 5/27/2020 39,356 4/21/2020 10,888 4/5/2020 56,552 2/8/2020 63,008 1/8/2020 7,575 12/23/2019 23,390 12/17/2019 26,689 11/10/2019 12,387 10/27/2019 685 10/25/2019 1,155 10/23/2019 1,459 10/18/2019 110,877 4/16/2019 18,548 3/26/2019 54,415 1/8/2019 2,957 12/25/2018