Top 20 NuGet async Packages

Implements a simple API for creating async socket clients and servers that can exchange raw bytes or binary messages. Imagined as a lightweight managed async zeromq replacement focusing on TCP sockets. Strives to be portable to Mono.
Async Await Extensions for HttpWebRequest in Windows Phone
The magic-free Caliburn.Light, a powerful framework designed for building applications across current XAML platforms.
NHibernate with async support, works on .net 4.5.2
Zip Ahoy is a small NetStandard 2.0 library for creating/extracting directories to/from zip-files, with progress reporting and cancellation support.
Transient error detection strategies to use with Windows Azure Service Bus or the Service Bus for Windows Server, for the Transient Fault Handling Application Block ("Topaz").
SEND方法有待完善
A .NET library containing LINQ-to-Object extension methods for working with TPL Tasks. Feedback welcome.
Async extensions for Seekwell
Utilities I need for almost every project
Run parallel tasks and actions with a progress update on each task completion including percentages, custom messages and task weighting for taking control of progress percentages.
Jasmine.js TypeScript helpers for easier testing of async AMD modules.
Contains concepts that are used in synchronization tasks.
Portable completion port library for .Net
This component provides async extensions for System.Net.FtpClient library.
A generic implementation of the asynchronous factory pattern. Supported Platforms: * .NET Framework 4 * Silverlight 4 * Windows 8 * Windows Phone Silverlight 7.1 * Windows Phone 8.1 * Xamarin.Android * Xamarin.iOS * Portable Class Libraries
Adds support for dependency injection to AsyncInit. Supported Platforms: * .NET Framework 4 * Silverlight 4 * Windows 8 * Windows Phone Silverlight 7.1 * Windows Phone 8.1 * Xamarin.Android * Xamarin.iOS * Portable Class Libraries
Simple and easy to use background task processing and message queue for .NET
Adds asynchronous capabilities to the Unity Container. Supported Platforms: * .NET Framework 4.5 * Windows 8 * Windows Phone Silverlight 8 * Windows Phone 8.1 * Xamarin.Android * Xamarin.iOS * Portable Class Libraries
Provides resiliency components (Throttle, Circuit Breaker) for async calls to external dependencies (databases calls, http requests/web services calls, IO calls, etc).