Top 20 NuGet client Packages

USGS ArcGIS ESRI interop library for Vector Web Edit.
RESTful base client that can call any RESTful API. Supports the HTTP verbs GET, POST and PATCH. Deals with the HTTP status code 200, 201, 204, 300, 301, 302, 303, 305, 307, 400, 404, 409, 500 and 502. [covered by 60+ tests]
aquirrel automapper lib.
Collection of low-level HTTP and FTP file transfer tools, this package for .Net 3.5 If you don't need to support .Net 3.5, use the normal Shift-It package
A client library for reading HubSpot data.
TCP client API for server maintained at https://github.com/lafreak/go-packet-server
Red Arrow Engage Identity Api Client
A series of utilities to ease networking as client, with the usage of asynccronous requests responses and coroutines. The documentation can be found on http://www.kendar.org/?p=/dotnet/networkhelpers.
Client library for MobHub mobile backend
Mixer API Client for .NET
SDK for loading and modifying Minecraft worlds
Provides virtual network management capabilities for Microsoft Azure.
Provides Microsoft Azure Traffic Manager management operations for Microsoft Azure including the ability to create, update, list, and delete Traffic Manager profiles and definitions.
Provides capabilities to manage Microsoft Azure StorSimple.
Provides store management operations for Microsoft Azure.