CometD vs Knock
Overview
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CLI (Node.js)
Manual
Detailed Comparison
It is a web server to push data to a browser, without the browser explicitly requesting it. It is an umbrella term, encompassing multiple techniques for achieving this interaction. | Knock is infrastructure for sending product and customer messaging. Ship cross-channel product notifications and lifecycle messaging that drive engagement, growth, and retention. |
Javascript Client;
Publish/Subscribe Messaging;
Service Channels;
Private Message Delivery;
Lazy Messages;
Message Batching;
Listeners, Data Filters and Extensions;
Security Policy | Workflow engine: Build powerful notification workflows with branching, batching, and throttling;
Template management: A powerful editor for all your messaging;
Preferences: Give users access to advanced notification preferences;
Observability: Complete visibility into your notifications and engagement metrics;
Broadcasts: Send one-time, cross-channel announcements;
Guides: Power in-product messaging with native components;
Agent Toolkit: Cross-channel messaging for your AI agent; |
Statistics | |
Stacks 22 | Stacks 9 |
Followers 34 | Followers 11 |
Votes 0 | Votes 0 |
Integrations | |
What are some alternatives to CometD, Knock?
NGINX
nginx [engine x] is an HTTP and reverse proxy server, as well as a mail proxy server, written by Igor Sysoev. According to Netcraft nginx served or proxied 30.46% of the top million busiest sites in Jan 2018.
Firebase
Firebase is a cloud service designed to power real-time, collaborative applications. Simply add the Firebase library to your application to gain access to a shared data structure; any changes you make to that data are automatically synchronized with the Firebase cloud and with other clients within milliseconds.
Apache HTTP Server
The Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Originally designed as a replacement for the NCSA HTTP Server, it has grown to be the most popular web server on the Internet.
Socket.IO
It enables real-time bidirectional event-based communication. It works on every platform, browser or device, focusing equally on reliability and speed.
Unicorn
Unicorn is an HTTP server for Rack applications designed to only serve fast clients on low-latency, high-bandwidth connections and take advantage of features in Unix/Unix-like kernels. Slow clients should only be served by placing a reverse proxy capable of fully buffering both the the request and response in between Unicorn and slow clients.
PubNub
PubNub makes it easy for you to add real-time capabilities to your apps, without worrying about the infrastructure. Build apps that allow your users to engage in real-time across mobile, browser, desktop and server.
Microsoft IIS
Internet Information Services (IIS) for Windows Server is a flexible, secure and manageable Web server for hosting anything on the Web. From media streaming to web applications, IIS's scalable and open architecture is ready to handle the most demanding tasks.
Pusher
Pusher is the category leader in delightful APIs for app developers building communication and collaboration features.
Apache Tomcat
Apache Tomcat powers numerous large-scale, mission-critical web applications across a diverse range of industries and organizations.
Passenger
Phusion Passenger is a web server and application server, designed to be fast, robust and lightweight. It takes a lot of complexity out of deploying web apps, adds powerful enterprise-grade features that are useful in production, and makes administration much easier and less complex.
