Top 20 NuGet webapi Packages

This package provides base classes and sample configuration for building WebAPI controllers that use a dehydrated data model. Install this package in your controller if you use WebAPI.
CacheCow.Server storage for Redis
Javascript client for accessing secure WebAPI services incl. (social/facebook) authentication
Plug into your code to get protoBuf serialization with no code changes in WCF and minimal changes in WebAPI. Increases throughput by upto 20x depending upon the size of the packet, bigger the packet more the benefit.
Simple OWIN stateful token authentication middleware for when you want to store token in database
Adds HAL support to ASP.NET WebAPI
Audit Trail REST Web API.
The BrakePedal.Http package provides code to use the BrakePedal library in a Web API application as an attribute, handler, or filter.
Identity Management REST Web API.
This Owin middleware helps with serializing and formating JSON results from ASP.NET web API Hosted within OWIN server or self hosted OWIN Web API. There is also support for ASP.NET Web API without OWIN from v1.0.2.
Easy, Service Oriented, Asynchronous Messaging and Queueing for .NET
Package for supporting OWIN when using Microsoft ASP.NET Web API Compression Support
Find information on many online services. Search Artist, Title, CD and much more. Supported Services: - AcoustID - CoverArtArchive - Discogs - FanartTv - FreeDB - GraceNote - Lyrics - MusicBrainz - TheAudioDB This is a BETA Version. Only for Tests.
Package will help you to build AngularJS code according to Angular Best Design Guidelines for ASP.NET MVC or WebAPI applications. Package includes Angular UI Material JS libraries and respective CSS.
This is Customized json formatter to searialize ojects
This is Customized json formatter to searialize ojects
Generic ASP.NET MVC 5 Repository
Tools to make instrumenting WebApi 2.x apps with Application Insights easier.
Client library for consuming Hypermedia APIs.
ApiController.HttpProxy Forward HTTP calls in c# ApiControllers