Top 20 NuGet system Packages

Compression (Deflate / GZip) module for Microsoft OWIN self host web server. With this module you can compress, deflate / gzip large files (like concatenated *.js or *.css files) to reduce amount of web traffic.
Enrich Serilog event with environment variables.
This package contains file-system extension for the CG.IO namespace. Platforms supported: .NET 4.61 or above .NET Standard 2.0 or above
This is a .NETStandard/ .NET Core port of the the Microsoft assembly for the .Net 4.0 Dynamic language functionality.
This package adds a new section with the following tools: - Umbraco logs manager: to view and delete Umbraco DB Logs events and to view the TraceLog (this new function is a simplified version of Diplo Trace Log Viewer project - https://our.umbraco.org/projects/developer-tools/diplo-trac...
Generate Audit Logs from file system events using a FileSystemWatcher
.NET file system for portable FTP server
Provides Managed Service Identity Management (Fluent) capabilities for Microsoft Azure.
Bumblebee is a .NET layer on top of the Selenium browser automation framework allowing for standardized creation of page objects, even for dynamic web pages.
File System API abstraction
PCL Extension provides file system implementations for PCL, .NET Framework, .NET Core, Xamarin.iOS, Xamarin.Android and Xamarin.Mac. This makes it easier to create cross-platform .NET libraries and apps. Supports .NET Standard now. UWP support is temporarily removed.
PCL Extension provides file system implementations for PCL, .NET Framework, .NET Core, Xamarin.iOS, Xamarin.Android and Xamarin.Mac. This makes it easier to create cross-platform .NET libraries and apps. Supports .NET Standard now. UWP support is temporarily removed.
Orc.SystemInfo library.
boost_system-vc140. Compiler: Visual Studio 2015 Update 3.
Provides a WPF/MVVM listview control for Windows file system folders and files.
An API documentation can be found at https://help.cryptolens.io/api/dotnet/. This is a client API that serves as an interface to Cryptolens Web API (app.cryptolens.io/docs/api/). NB: There is also one for C++ (https://github.com/Cryptolens/cryptolens-cpp)
(beta) Cross-platform User Management System.
Dynamic Linq extensions for EntityFramework which adds Async support
Online appointment scheduler for any type of business. Flexible and affordable booking software that can be integrated into any site. Free basic version.
Exposes cross-platform Performance Counters that are valid for use from .NET Standard assemblies over all supported platforms.