Top 20 NuGet AJAX Packages

Handles encoding, decoding and validation of JSON Web Signature (JWS) objects, as defined in RFC 7515.
This library can serialize an Microsoft.Xrm.Sdk.Entity to Json and back using System.Text.Json.
Easiest way you'll ever write settings for your app. Cross-platform, modular and still a one-liner. Encrypt, Encode and have full control over hardcoded / dynamic settings.
JWT Authentication Plugin for Asp.Net Core Identity
Transfer logs to the Azure Table/Blob Storage via Appender for log4net as XML, JSON or TXT formats
Provides support for serialization with System.Text.Json to Swick.Cache
System.Text.Json serializer for FBus.
ProEnum - JSON Converter/Serialization using Newtonsoft.Json
Advanced JavaScript and JSON syntax languages for use with the Actipro WPF SyntaxEditor control. Features of this optional Web Languages Add-on (sold separately from SyntaxEditor) include background parsing with AST building, syntax error reporting, automatic outlining, smart indent, text formattin...
Allows to read and write responses in additional data formats such as JSON or XML
Convert all excel spreadsheet to a json with two lines code. Send the spreadsheet and get the json with columns and values Code: static void Main(string[] args) { var path = @"C:\Data.xlsx"; var excel = new ExcelToJsonLibrary.ExcelToJson(); var result = ...
Json Localization for .net
Extensions and functionality to use with the Fluent Validation library.
Concrete Implementations for the H.Necessaire Notifications API
An API for the Data Serialization
UsefulStuff for web applications
ASP.NET Core MVC formatter for partial response (fields) JSON output.
HAL Models for producing HAL Json
A JSON parser in C#, supporting dynamic deserialization in .NET 4.0
JsonFx serialization framework