Top 20 NuGet useful Packages

Abstractions for C# code to aid testable code
Useful functions and extension based on NetStandard 2.0
A library made to make UWP development much easier!
Package Description
Useful functions and extension based on NetStandard 2.0, better read of raw SQL-s instead of strings
Package Description
UsefulExtensions it's an open source .NET Standard library that contains useful extensions to help developers coding fast and clean.
Open-source C# shared library with various containers, classes, interfaces
Package Description