Top 20 NuGet owin Packages

Client for accessing a REST API relayed over SignalR
FastCgi Server designed to run Owin applications side by side with a FastCgi enabled web server.
OWIN Middleware for serving markdown files as HTML
A series of utilities to ease networking, with the usage of asynccronous requests responses and coroutines. The documentation can be found on http://www.kendar.org/?p=/dotnet/networkhelpers. Same performance of Owin but...simpler!
Owin Middleware to set an x-made-with header to <3
Additional WalletOne OAuth2 provider for Katana (OWIN).
Owin authentication handler for Obsidian Portal
A simple owin middleware component to turn a querystring parameter into a request header. This is useful when using token authentication with signalR.
The "Web API Correlator" enables correlation functionality for Web API and interconnected Web API services within a service composition. With the increasing complexity of modern distributed SOA systems containing interconnected services, it becomes crucial to determine causal relationships between ...
Initialization module infrastructure with built-in dependency graph support.
A OWIN server for the Azure Service Bus Relay
This is a simple class for spinning up an ASP.Net Web API self host. I use it regularly within my test code.
Owin middleware to make your webpages look cuter. This might dramatically increase the traffic and pageviews on your website.
A simple Nlog / OWIN log factory adapter
Container4Asp.Net provides generalized IoC Container integration for Asp.Net and the OWIN stack, allowing for consistent inclusion of IoC implementations into Asp.Net.