AspNetSerilog by: Thiago Barradas

Serilog logger for AspNet web applications. Handler request, response and exceptions.

AutoFixture.Xunit by: Mark Seemann

By leveraging the data theory feature of xUnit.net, this extension turns AutoFixture into a declarative framework for writing unit tests. In many ways it becomes a unit testing DSL (Domain Specific Language). For xUnit.net 2, please use the AutoFixture.Xunit2 NuGet Package.

Autofac by: Autofac Contributors

Autofac is an IoC container for Microsoft .NET. It manages the dependencies between classes so that applications stay easy to change as they grow in size and complexity.

AutoMapper by: Jimmy Bogard

A convention-based object-object mapper.

AutoFixture by: AutoFixture Contributors

AutoFixture makes it easier for developers to do Test-Driven Development by automating non-relevant Test Fixture Setup, allowing the Test Developer to focus on the essentials of each test case.

AsyncKeyedLock by: Mark Cilia Vincenti

An asynchronous .NET library that allows you to lock based on a key (keyed semaphores), limiting concurrent threads sharing the same key to a specified number, with optional pooling for reducing memory allocations.

AspNetCore.HealthChecks.UI by: Xabaril Contributors

HealthChecks.UI Is a ASP.NET Core UI viewer of ASP.NET Core HealthChecks.For more information see https://github.com/Xabaril/AspNetCore.Diagnostics.HealthChecks

AttributeRouting.WebApi.Hosted by: Tim McCall

AttributeRouting for self-hosted Web API lets you specify routes using attributes on your API controllers and actions.

Autofac.Extensions.DependencyInjection by: Autofac Contributors

Autofac implementation of the interfaces in Microsoft.Extensions.DependencyInjection.Abstractions, the .NET Framework dependency injection abstraction.

AttributeRouting by: Tim McCall

AttributeRouting for ASP.NET MVC lets you specify routes using attributes on your MVC controllers and actions.

AspNet.Security.OpenIdConnect.Extensions by: Kévin Chalet

OpenID Connect extensions for the OpenID Connect server middleware.

AspNetCore.HealthChecks.UI.Client by: Xabaril Contributors

HealthChecks.UI.Client contains some mandatory abstractions to work with HealthChecks.UI.

AspNetCore.HealthChecks.UI.Core by: Xabaril Contributors

HealthChecks.UI.Core package containing builder and model definitions

AttributeRouting.WebApi by: Tim McCall

AttributeRouting for ASP.NET Web API lets you specify routes using attributes on your API controllers and actions.

AspNetCore.Authentication.ApiKey by: Mihir Dilip

Easy to use and very light weight Microsoft style API Key Authentication Implementation for ASP.NET Core. It can be setup so that it can accept API Key either in Header, Authorization Header, QueryParams, HeaderOrQueryParams or RouteValues.

AspNet.Security.OpenIdConnect.Server by: Kévin Chalet

OpenID Connect server middleware for ASP.NET Core.

AspNet.Security.OpenIdConnect.Primitives by: Kévin Chalet

OpenID Connect primitives for the OpenID Connect server middleware.

AsyncUsageAnalyzers by: Sam Harwell et. al.

A collection of analyzers related to best practices for writing asynchronous code.

AsyncBridge.Portable by: Daniel Grunwald Omer Mor Alex Davies

Adds the new C#5 async features for .NET 4.0 and Silverlight 5 projects (portable library)

AsyncFixer by: Semih Okur

AsyncFixer detects common async/await anti-patterns and, when possible, offers automatic fixes. It currently reports 6 categories of async/await misuse and provides code fixes for 3 of them. It has been validated against thousands of open-source C# projects and is designed to handle tricky real-world edge cases. Tool-friendly diagnostics support AI-assisted workflows even when a built-in code fix is not available.