Top 20 NuGet json Packages

JsonRpc Rpc Client Nethereum provider
Enable JSON logging in log4net.
JSON Schema reader, generator and validator for .NET
Nethereum JsonRpc.Client core library to use in conjunction with either the JsonRpc.RpcClient, the JsonRpc.IpcClient or other custom Rpc provider
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. ...
Provides an intuitive approach to JSON, including its structure, serialization, JSON Schema, JSON Path, and JSON Patch.
Chilkat .NET Class Library (64-bit) for SSH/SFTP, FTP, POP3, SMTP, IMAP, SSL/TLS, Zip, REST, OAuth2, HTTP, RSA, XML DSig, Encryption, Compression, XML, Socket, XMP, HTML to XML, JSON, JWT, OAuth1, conversion, PKCS12/PFX, Java Keystore, ASN.1, PEM, ECC, Async, ...
JSON Schema reader, generator and validator for .NET
.NET Standard 2.0 version of ServiceStack
JSON Schema reader, generator and validator for .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.
App Metrics Formatters for metrics and environment data to JSON using Newtonsoft.Json.
ServiceStack is a simple and fast alternative to WCF, MVC and Web API in one cohesive framework for all your services and web apps that's intuitive and Easy to use! To get started see: https://servicestack.net/getting-started
.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
Json.NET is a popular high-performance JSON framework for .NET
Lightweight and implementation-free interfaces for DTO's, providers and adapters.
Adds support for logging JSON.NET dynamic types as structured data with Serilog.
JSON Schema reader, generator and validator for .NET
Json.NET Schema is a complete and easy-to-use JSON Schema framework for .NET
GraphQL for .NET