NUnit.Extension.NUnitProjectLoader by: Charlie Poole

This extension allows the engine to run NUnit projects, which have a file extension of '.nunit'.

NUnit.Extension.NUnitV2Driver by: Charlie Poole

This extension allows NUnit to load and run tests compiled against earlier versions of the NUnit framework. Versions 2.0 through 2.7 are supported.

NUnit.Extension.NUnitV2ResultWriter by: Charlie Poole

This extension allows NUnit to create result files in the V2 format, which is used by many CI servers.

NUnit.Extension.TeamCityEventListener by: Charlie Poole Nikolay Pianikov

This extension sends specially formatted messages about test progress to TeamCity as each test executes, allowing TeamCity to monitor progress.

NUnit.Extension.VSProjectLoader by: Charlie Poole

This extension allows NUnit to recognize and load solutions and projects in Visual Studio format. It supports files of type .sln, .csproj, .vbproj, .vjsproj, .vcproj and .fsproj.

NUnit3TestAdapter by: Charlie Poole

A package including the NUnit 3 TestAdapter for Visual Studio 2012 onwards. With this package you don't need to install the VSIX adapter package, and you don't need to upload the adapter to your TFS server. Note that this package ONLY contains the adapter, not the NUnit framework. You must also get the framework. You only need one such package for a solution. The package works with Visual Studio 2012 and newer.

NuSpec.ReferenceGenerator by: Oren Novotny

Tool to auto-generate BCL package nuspec dependencies for CoreCLR projects

OpenCover by: shaun wilde OpenCover

An open source code coverage tool (branch and sequence point) for all .NET Frameworks 2 and above (including Silverlight). Also capable of handling 32 and 64 bit processes. Use ReportGenerator for best viewing results (also available via Nuget).

OpenCoverToCoberturaConverter by: Daniel Palme

Converts OpenCover reports to Cobertura reports.

Penneo.SDK by: Penneo

SDK for using Penneo in your own C# projects

PhotoSauce.MagicScaler by: PhotoSauce

High-Quality, High-Performance image scaling library. Implements best-of-breed algorithms and linear light processing with speed and efficiency that can't be matched by GDI+.

PolySharp by: Sergio Pedri

PolySharp provides generated, source-only polyfills for C# language features, to easily use all runtime-agnostic features downlevel

Portable.BouncyCastle by: BouncyCastle.Crypto

BouncyCastle portable version with support for .NET 4, .NET Standard 1.0-2.0, WP, Silverlight, MonoAndroid, Xamarin.iOS, .NET Core

protobuf-net by: Marc Gravell

Protocol Buffers is the name of the binary serialization format used by Google for much of their data communications. It is designed to be: small in size - efficient data storage (far smaller than xml) cheap to process - both at the client and server platform independent - portable between different programming architectures extensible - to add new data to old messages. protobuf-net is a .NET implementation of this, allowing you to serialize your .NET objects efficiently and easily. It is compatible with most of the .NET family, including .NET 2.0/3.0/3.5/4.0, .NET CF 2.0/3.5, Mono 2.x, Silverlight, etc.

Quartz by: Marko Lahma

Quartz.NET Scheduling Framework for .NET Platform

Radzen.Blazor by: Radzen Ltd.

Radzen Blazor is a set of 90+ free native Blazor UI controls packed with DataGrid, Scheduler, Charts and robust theming including Material design and Fluent UI.

RavenDB.Client by: Hibernating Rhinos

RavenDB Client is the client library for accessing RavenDB

RazorEngine by: Matthew Abbott Ben Dornis

A templating engine built upon Microsoft's Razor parsing technology. RazorEngine allows you to use Razor syntax to build robust templates.

refit by: Paul Betts Refit contributors

The automatic type-safe REST library for Xamarin and .NET

Refit by: Paul Betts Refit contributors

The automatic type-safe REST library for Xamarin and .NET

Remotion.Linq by: rubicon IT GmbH

re-linq Frontend: A foundation for parsing LINQ expression trees and generating queries in SQL or other languages. Key features: - Transforms expression trees into abstract syntax trees resemblying LINQ query expressions (from ... select syntax) - Simplifies many aspects of this tree (sub queries, transparent identifieres, pre-evaluation ...) - Provides basic infrastructure for backend development (e.g. SQL generation) - Provides a framework for user-defined query extensions and transformations