Top 20 NuGet websocket Packages

Implementation of IWebApi and ISubscriptionApi for EmbedIO (see https://github.com/unosquare/embedio)
Wrapper for BitMEX.com API (REST & WebSocket)
This is a websocket server and client component based on SAEA.Socket. 这是基于SAEA.Socket的websocket服务器、客户端组件 https://github.com/yswenli/SAEA
MVC Library for lightweight HTTP Server with advanced WebSocket support.
High performance WebSocket on .NET Standard 2.x (both server and client - standalone or wrapper of System.Net.WebSockets.WebSocket)
SignalWire development kit for operating with http://signalwire.com services.
Lightweight library for interprocess communication. Easy to use and works on multiple platforms (.NET, Android, Java and HTML5 Javascript).
IP*Works! is a comprehensive framework of easy-to-use components for Internet development, including FTP, HTTP, SMTP, POP, IMAP, LDAP, DNS, SMS, SOAP, etc.
Chilkat Runtime Component for Universal Apps for SSH/SFTP, FTP, POP3, SMTP, IMAP, SSL/TLS, Zip, REST, HTTP, RSA, Encryption, XML DSig, WebSocket, Compression, XML, Socket, XMP, HTML to XML, JSON, JWT, conversion, PKCS12/PFX, Java Keystore, ASN.1, PEM, ECC, Async, ...
微信公众账号 - WebSocket 模块 Senparc.Weixin SDK 开源项目: https://github.com/JeffreySu/WeiXinMPSDK
XComponent Bridge Community Edition. Unleash the power of microservices.
Simple, lightweight, yet powerful way to build reactive, real-time web apps. SignalR hub for ASP.NET Core.
Simple, lightweight, yet powerful way to build reactive, real-time web apps. Library for .NET Core.
A simple and light Websocket client. Xamarin cross-platform. Can be set to ignore SSL/TLS server certificate issues. Observe incoming message using Reactive Extensions (Rx)
Implementation of IWebApi and ISubscriptionApi for RedHttpServer (see https://github.com/rosenbjerg/Red)
Websocket Connectors for Rim Server
Core Library for Rim.Client, Rim.Server and Rim.Mvc Libraries
NetMock is a .NET network service mock framework, inspired by Moq syntax, providing the ability to mock REST and web socket APIs from within a test framework of choice.
This is the Azure Relay .NET Standard client library for Hybrid Connections. For more information about Relay see https://azure.microsoft.com/en-us/services/service-bus/. This package is only supported on Windows 8 / Windows Server 2012 and newer.
websocket-sharp provides the WebSocket protocol client and server. It supports: - RFC 6455 - WebSocket Client and Server - Per-message Compression extension - Secure Connection - HTTP Authentication (Basic/Digest) - Query String, Origin header and Cookies - Connecting through the HTTP Proxy server ...