OneOf by: Harry McIntyre

F# style discriminated unions or C#, using a custom type OneOf<T0, ... Tn> which holds a single value and has a .Match(...) method on it for exhaustive matching. Simple but powerful.

OpenCV.Net by: Gonçalo Lopes

A .NET interface for the popular OpenCV computer vision and image processing library.

OpenCvSharp4 by: shimat

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

OpenCvSharp4.runtime.win by: shimat

Internal implementation package for OpenCvSharp to work on Windows except UWP.

Opportunity.LrcParser by: Opportunity

An library for lrc files.

Oracle.DataAccess.x86 by: Oracle

This NuGet package contains Oracle.DataAccess.dll (x86) needed to compile a project that uses Oracle's ODP.NET Library. Oracle will still need to be installed on the production or development machine in order to connect to Oracle (those libraries are greater than 100MB in size, so it didn't make sense to include them in a NuGet package), but this package will at least allow the project to be successfully built (i.e. if you're using a CI server).

Oracle.ManagedDataAccess.Core by: Oracle

Oracle Data Provider for .NET (ODP.NET) Core is an ADO.NET driver that provides fast data access from Microsoft .NET Core clients to Oracle databases. ODP.NET Core consists of a single 100% managed code dynamic-link library.

OxyPlot.Core by: OxyPlot

OxyPlot is a plotting library for .NET. This is the core library including the foundation classes and plot model. To display the plots, you also need to add a platform-specific OxyPlot package that contains a PlotView component.

OxyPlot.Wpf by: OxyPlot.Wpf

OxyPlot is a plotting library for .NET. This package targets WPF applications.

Perfolizer by: Andrey Akinshin

Performance analysis toolkit

PinYinConverterCore by: netcorepal

Microsoft.International.Converters.PinYinConverter in Microsoft Visual Studio International Pack 1.0 SR1 .net core suport

Pipelines.Sockets.Unofficial by: Pipelines.Sockets.Unofficial

Package Description

PooledAwait by: mgravell

Package Description

Portable.BouncyCastle by: Claire Novotny

BouncyCastle portable version with support for .NET 4, .NET Standard 2.0

Prism.Container.Extensions by: dansiegel

Prism Container Extension Abstractions

Prism.Core by: Brian Lagunas Dan Siegel

Prism is a fully open source version of the Prism guidance originally produced by Microsoft Patterns & Practices. Prism provides an implementation of a collection of design patterns that are helpful in writing well structured and maintainable XAML applications, including MVVM, dependency injection, commanding, event aggregation, and more. Prism's core functionality is a shared code base in a Portable Class Library targeting these platforms; WPF, and Xamarin Forms. Features that need to be platform specific are implemented in the respective libraries for the target platform.

PropertyChanged.Fody by: Simon Cropp

Add property notification to all classes that implement INotifyPropertyChanged.

pythonnet by: Python.Runtime

Python and CLR (.NET and Mono) cross-platform language interop

RabbitMQ.Client by: VMware

The RabbitMQ .NET client is the official client library for C# (and, implicitly, other .NET languages)

RazorEngine.NetCore by: Fouad Messaia

Fork from https://github.com/Antaris/RazorEngine