Top 20 NuGet extensions Packages

Extension methods for .Net
Kode-Aid shared ASP.NET Core library.
Extensions to configure tasks that should be executed on application startup, shutdown or repeating after an interval.
A plugin for Microsoft.EntityFrameworkCore to add support of encrypted fields using built-in or custom encryption providers.
A set of classes and functions to ease our daily .Net development tasks.
Utilities and helper classes for faster .Net development
These extensions make it easy to chain Linq expressions based on conditions—useful for sorting, filtering, and paging.
DotNetCore.Extensions
An integrated development environment for the Bonsai visual programming language.
AuxiliaryLibraries is a library which allows you to have some useful tools, especially for Iranian. The tools are: Accessory to Persian calendar, extensions (lots of useful string, int, log, datetime, and ... extensions ), encryption (There are three different algorithms which are RC4, AES and RSA.)...
Avalonia is a cross-platform UI framework for .NET providing a flexible styling system and supporting a wide range of Operating Systems such as Windows, Linux, macOS and with experimental support for Android, iOS and WebAssembly.
The general purpose component for developing apps with .NET
Avalonia is a cross-platform UI framework for .NET providing a flexible styling system and supporting a wide range of Operating Systems such as Windows, Linux, macOS and with experimental support for Android, iOS and WebAssembly.
Multipurpose .NET Standard Extensions
Community Extensions to Graph SDK
The tiny library for working with Excel documents in .NET
The tiny library for working with Excel documents in .NET
Type-related extension methods on Assembly.
A ReactiveUI navigation library for Xamarin.Forms
Tool for downloading and installing NuGet packages from .NET.