Top 20 NuGet AJAX Packages

GraphQL for .NET
Microsoft.Extensions.Configuration (appsettings.json) support for Serilog.
Easy-to-use typesafe REST API client library, which is simple and customisable.
.NET's fastest JSON, JSV and CSV Text Serializers. Fast, Light, Resilient. Contains ServiceStack's high-performance text-processing powers, for more info see: https://servicestack.net/text
Monadic JSON serialization/deserialization library for F#
JSON Schema reader, generator and validator for .NET
Lightweight and implementation-free interfaces for DTO's, providers and adapters.
JavaScript logging package that lets you log exceptions, AJAX timeouts and other client side events in your server side log.
ASP.NET Core support for JSON PATCH.
ASP.NET Core MVC formatters for JSON input and output and for JSON PATCH input using Json.NET.
A cross-platform .NET portable library that implements the JSON-RPC wire protocol and can use System.IO.Stream or WebSocket so you can use it with any transport.
Jwt.Net, a JWT (JSON Web Token) implementation for .NET
App Metrics Formatters for health check results to JSON using Newtonsoft.Json.
The F# Data library (FSharp.Data.dll) implements everything you need to access data in your F# applications and scripts. It implements F# type providers for working with structured file formats (CSV, HTML, JSON and XML) and for accessing the WorldBank data. It also includes helpers for parsing CSV, ...
This is the Flurl.Http package, repackaged with strongly named assemblies. See http://tmenier.github.io/Flurl for the official project.
ASP.NET Full Framework SessionState and OutputCache Providers for Couchbase .NET SDK
Stimulsoft Reports.Web for .NET Core is a reporting tool designed to create and render reports in Web using native .NET Core report engine. Stimulsoft Reports.Web will provide the complete cycle of report designing, from creating report templates and ending with showing them in a web browser. All th...
AjaxControlToolkit contains a rich set of controls that you can use to build highly responsive and interactive AJAX-enabled Web applications. AjaxControlToolkit contains more than 40 controls, including the AutoComplete, CollapsiblePanel, ColorPicker, MaskedEdit, Calendar, Accordion, and Watermark c...
XML XSerializer's XML serialization handles properties and types that the System.Xml.Serialization.XmlSerializer does not handle, such as interfaces and dictionaries. It is meant to be a drop-in replacement for the BCL XmlSerializer - it uses the same attributes: [XmlElement], [XmlAttribute], etc. ...
Discriminated Json Subtypes Converter implementation for .NET