Top 20 NuGet extensions Packages

An utility library which extends xUnit framework
Reactive Extensions bindings for the KnockoutJS
A library of core helpers, extensions, constants, enums and other useful things for .NET Web projects.
SQLite-Net Extensions is a very simple ORM that provides cascade operations, one-to-one, one-to-many, many-to-one, many-to-many, inverse and text-blobbed relationships on top of the sqlite-net library.
Advanced registration methods for Simple Injector DI framework.
NLogConfig simplifies programmatic configuration, and makes it easy to use NLog within extensions within extendible applications such as Visual Studio. By specifying a few parameters, NLogConfig will configure NLog to write logs to a user's AppData\Roaming directory under a folder named based on the...
A library of core helpers, extensions, constants, enums and other useful things for all ASP.NET MVC projects.
A library of core helpers, extensions, constants, enums and other useful things for all .NET projects using EF.
A library of core helpers, extensions, constants, enums and other useful things for Sitecore CMS projects.
A set of common use extensions, filters and helpers for asp.net MVC
Provides custom extensions for the OpenAccessContext.
Fluent Null check - With - Return - If - Unless - Do - As<> - AsNullable<> - Cast<> - SilentCast<> - TryWith - TryReturn - TryDo -Throw Check argument and throw exception - ShouldnotBeNull - ShouldHaveValue (for T?) - ShouldBeInRange - ShouldnotBeInRange - ShouldBeAtLeast - ShouldBeAtMost - ShouldS...
Query helpers and extensions for NHibernate.
Sizzle selector support for Selenium WebDriver.
Simple Flow Control Library with Rx(Reactive Extensions). MIT License.
Basic extensions and utilities. Extensions and utilities for string, ienumerable, reflection, etc.
SimpleCQS Autofac Extensions
Just a bunch of C# .NET classes and extension methods I find useful.
.NET library with extensions for LINQ and Entity Framework as well as useful extensions. Contains many extensions, features for display methods using jquery Ajax. Has a proxy to create and use methods with cache as much as in the ajax methods.