Top 20 NuGet mvc Packages

ASP.NET MVC models, modelbinder and parser for jQuery datatables plugin
Fast, extensible, intuitive and easy-to-use C# portable library providing fluent APIs for argument validation. Gives everything you need to implement defensive programming in your .NET application
Simplify caching in your .Net project
SeoPack is a library packed with lots of SEO goodness for ASP.Net MVC projects.
AjaxGateway.Net - Web Application Toolkit - TypeScript Runtime - 2.1.232
C#-to-JavaScript compiler interface support plugins.
Bootstrap DisplayTemplates, EditorTemplates and util classes for Razor templating engine
.Net library for clever processing of requests from datatables.net jQuery plugin on the server side (ASP.NET, Nancy or any other web server). It dynamically builds an expression tree from the request and allows to filter and sort an IQueryable according to the request parameters.
Abstract Controller for Web Api Application
Requires that all methods of contollers should return Task<T>
System.Waf is a lightweight framework that helps you to create well-structured XAML applications. This package supports writing unit tests of WPF (Windows Presentation Foundation) applications.
thewall9 CMS Libraries.
ASP.NET Core tag helpers for Subresource Integrity (SRI), Referrer meta tags, OpenGraph (Facebook) and Twitter social network meta tags.
Dynamo IoC Web Extensions provide web specific lifetimes (request and session) and integrates with both Mvc 4 and the new Web Api (including using Scopes).
A sample MVC 3 application which demonstrates the features and usage of the 'Elastic.Routing' library.
A powerful string expansion library for .NET you never knew you always wanted. - Use for token-based string templating passing in a model for property replacement - 4 token formats to pick from (MvcRoute-style, Razor-style, NAnt-style or MSBuild-style) - Use as a more readable alternative to string...
Glimpse plugin for Fluent Security.
A collection of tools and conventions we like to use for ASP.NET MVC projects
Adds EditorTemplates for the new html5 input types (including email, tel, and url) to Mvc 3 projects. For example, Html.EditorFor(a=>a.Email) can now generate an html5 input type='email'.