Top 20 NuGet Packages depending on System.Collections

Total dependencies: 1085

See project site for more info.
A web scraping framework for .Net
.NET C# USB library for WinUSB, LibUsb-Win32, and libusb-1.0. Using the common device classes, applications work with all operating systems and drivers without modification. Lots of example code. Open source software at sourceforge.net.
Abstraction for selecting types from an assembly that should be available for client generated code.
A middleware that supports creating a communication channel between the development environment and one or more web browsers.
Glue for .NET and Web applications
ASP.NET 5 common helper methods.
ASP.NET 5 HTTP object model. HttpContext and family.
ASP.NET 5 HTTP feature interface definitions.
Implementation of ASP.NET 5 file provider abstractions for physical files.
Async extensions based on EntityFramework for MR.AspNet.Paging.
Say "Nyet" to Json! Whatever this means once I figure out what this package is about.
Xamarin library for creating and handling Notifications and things related to PUSH made with passion in InsaneLab.com. Package provides Local (in-app) Notification Services for Android.
.NET Portable Class Library that provides a very simple implementation of an immutable list of (cons) cells.
Library that makes the unique alias of types in .NET.
Reflection mapper wrapper for AutoMapper
IStorage abstraction for running queries agains data sources
Azure Function Bus
Linq to Graphs