Top 20 NuGet extensions Packages

A set of C# specification extension methods that provide an easy to use 'testObject.Should***()' syntax for use with Xunit
Provides extension methods for the older static methods on basic .NET types, allowing myString.IsNullOrEmpty(), for example
Unity 2.1 custom extensions which enable to pull Lazy<T> and IEnumerable<Lazy<T>> from the container.
Extension methods for Selenium WebDriver. Simplifies working with common HTML controls
General helper extensions for .NET projects
Core extension methods for native types
Core extension methods for native types
Extensions methods to System namespace classes and some new types like: DayMonth, MonthYear, Range<T>, pt-br Wordfier, Holiday Calculators with Easter calculation and so on. Fork me on github!
Provides a quick way to create common zurb elements in the same way that other view elements are created.
Small library of helpful extension methods.
A handy set of extensions off of the BCL
Clippy contains a set of extensions to make you more productive
C# source implementation that enhances LINQ to Objects with the method ToHashSet. Returns a of the source items using the default equality comparer for the type.
Extensions/Helper Methods for WCF
QueryScope was inpired by the gem has_scope for Rails. QueryScope will filter any IQueryable<T> based on the current request variables and any custom named scopes applied.
Foundational extensions, helpers and classes for .Net development.
Extensions for C# object types
The Web Solutions Platform (WSP) event system is a general-purpose distributed publish/subscribe event system designed for high performance and low latency. Publish/subscribe is a common communication pattern though there are many variations to solve different scenario requirements. The event system...
Mennion.Common provides useful code for developing asp net mvc projects
Some useful string extensions