Top 20 NuGet owin Packages

Polyfills for future/draft elements of the OWIN standards for various server implementations
NFinal2 MVC framework
This package contains ASP.NET Core middleware and hosting infrastructure for DotVVM apps. It supports both .NET Framework and .NET Core. DotVVM is an open source ASP.NET-based framework which allows to build modern web apps without writing any JavaScript code.
Provides a stand-alone executable (OwinHost.exe) which can be used to host an OWIN-based application.
Provides middleware components to assist in developing OWIN-based applications.
Includes components needed to host an OWIN-based application in a custom process.
Provides helper classes for unit testing OWIN components.
This package contains OWIN middleware that handle requests for file system resources including files and directories.
Middleware that enables an application to use WsFederation for authentication.
The library provides support for integrating Owin with the Metrics.NET Library
Owin components
Health check result output for owin web project .NET Framework 4.5+. For ASP.NET Core ,please user NetCorePal.HealthCheck.AspNetCore.
Topshelf.Owin provides extensions to configure a self-hosted OWIN instance along with your service class.
Razor template for dependency injection service
NLogger logger for dependency injection service
A full web server whose only dependency is Microsoft.Owin.Host.HttpListener. It can be used in-proc for super-easily stubbing 3rd party dependencies and validating.
Owin middleware to generate visualization of the OWIN pipeline
Owin middleware to generate analytics report
Owin middleware to catch and report exceptions
Owin Framework IIdentityStore facility that stores identity information in a database using Prius ORM