Top 20 NuGet c# Packages

GraphQL Server for .NET
Swagger for WCF
adobe xmlsocket library support platform is net fx 4.5,net fx core 4.5,windows phone
Tiny unzip helper class for .NET 3.5 Client Profile and Mono 2.10. This package is source-code only, it copies single Unzip.cs file to the Internals folder of your project.
AODL is C# .NET library for creating / editing documents in the OpenDocument Format ( ODF ). Requires no knowledge about the ODF XML schema itself.
Read and Write Excel files Dynamically. and also you can see source code on github, just search "ExcelDynamicReaderWriter" on github ;)
DlxLib is a C# class library that solves exact cover problems by implementing Donald E. Knuth's Algorithm X using the Dancing Links technique.
A C# .NET Class Library for the KNKV Onsweb.nl XML / JSON Webservice.
Various tools to extend the .NET FrameWork
Extension methods for IEnumerable<T>, including ForEach(), Apply() operators, Around(), Mask(), SkipLast(), TakeLast(), TakeWhileAndNext(), FirstOrEmpty(), Permutations(), Interleave() operators, NotOf() (type-removing) operators and more.
An implementation of WebClient that is open for modification.
Stemmers for 12 languages and one default stemmer. The default stemmer (DefaultStemmer) can be used for languages that not are supported. The default stemmer does not do any stemming at all. Supported languages: Danish, Dutch, English, Finnish, French, German, Italian, Norwegian, Portuguese, Romani...
Adds a reference to the gigya c# SDK to your project. see: http://developers.gigya.com/030_Server_SDKs/.NET
InstagramCSharp is a light wrapper around the Instagram API.
Use the Windows Vista / Windows 7 Folder Browser Dialog from your WPF projects, without any additional dependencies.
A data structure which allows fast random selection of items
TinyLog is a light-weight, simple and yet very comprehensive and powerful Logging Provider for .NET Applications.
An open source implementation of the Facebook Graph API for WinRT to allow developers to integrate Facebook Login, Dialogs, and Graph requests into their Universal apps. Supports apps written in XAML + C++/C# for Windows 10
Data Access Library that simplifies data access to a Microsoft SQL server. Wraps SqlConnection the SqlCommand into a series of objects and methods that provide more straightforward usage. GetObjects<T>()/GetObject<T>() provides functionality to fill an object via reflection in a lightweight mann...
This package provides a low-level barcode scanner component for C#/C++ using the Scandit barcode scanner. This API only provides image processing methods (no user interface or camera access functionality).