Moq by: Daniel Cazzulino, kzu

Moq is the most popular and friendly mocking framework for .NET.

MSBuild.StructuredLogger by: Kirill Osenkov, Microsoft

An MSBuild logger that can be passed to MSBuild to record a detailed structured log file. See usage example at: https://github.com/KirillOsenkov/MSBuildStructuredLog/blob/main/README.md#usage

MsBuildPipeLogger.Server by: Dave Glick and contributors

A logger for MSBuild that sends event data over anonymous or named pipes.

MudBlazor by: Garderoben, Henon and Contributors

A Blazor Component Library based on Material Design principles, focusing on ease of use. Written mainly in C# with minimal JavaScript, it allows .NET developers to easily understand and debug the code when needed.

NCrontab by: Atif Aziz

NCrontab is crontab for all .NET runtimes supported by .NET Standard 1.0. It provides parsing and formatting of crontab expressions as well as calculation of occurrences of time based on a schedule expressed in the crontab format.

NETStandard.Library by: Microsoft

A set of standard .NET APIs that are prescribed to be used and supported together. This includes all of the APIs in the NETStandard.Platform package plus additional libraries that are core to .NET but built on top of NETStandard.Platform. When using NuGet 3.x this package requires at least version 3.4.

Newtonsoft.Json by: James Newton-King

Json.NET is a popular high-performance JSON framework for .NET

Newtonsoft.Json.Bson by: James Newton-King

Json.NET BSON adds support for reading and writing BSON

Npgsql by: Shay Rojansky, Nikita Kazmin, Brar Piening, Nino Floris, Yoh Deadfall, Austin Drenski, Emil Lenngren, Francisco Figueiredo Jr., Kenji Uno

Npgsql is the open source .NET data provider for PostgreSQL.

NPOI by: Tony Qu, NPOI Contributors

.NET port of Apache POI

NuGet.Frameworks by: Microsoft

NuGet's understanding of target frameworks.

ObjectsComparer by: Valerii Tereshchenko

Framework provides mechanism to compare classes, allows override comparison rules for specific properties and types.

OfficeIMO.Word by: Przemyslaw Klys

An Open Source cross-platform .NET library providing an easy way to create Microsoft Word (DocX) documents.

OpenSearch.Net by: OpenSearch and contributors

Exposes all the OpenSearch API endpoints but leaves you in control of building the request and response bodies. Comes with built in cluster failover/connection pooling support.

OpenTelemetry by: OpenTelemetry Authors

OpenTelemetry .NET SDK

OpenTelemetry.Api by: OpenTelemetry Authors

OpenTelemetry .NET API

OpenTelemetry.Api.ProviderBuilderExtensions by: OpenTelemetry Authors

Contains extensions to register OpenTelemetry in applications using Microsoft.Extensions.DependencyInjection

OpenTelemetry.Exporter.Console by: OpenTelemetry Authors

Console exporter for OpenTelemetry .NET

OpenTelemetry.Extensions.Hosting by: OpenTelemetry Authors

Contains extensions to start OpenTelemetry in applications using Microsoft.Extensions.Hosting

OpenTelemetry.Instrumentation.AspNetCore by: OpenTelemetry Authors

ASP.NET Core instrumentation for OpenTelemetry .NET