CometD vs ably
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. | Ably offers WebSockets, stream resume, history, presence, and managed third-party integrations to make it simple to build, extend, and deliver digital realtime experiences at scale. |
Javascript Client;
Publish/Subscribe Messaging;
Service Channels;
Private Message Delivery;
Lazy Messages;
Message Batching;
Listeners, Data Filters and Extensions;
Security Policy | Pub/Sub Channels API: built-in user presence, message history, token auth, guaranteed message ordering, stream continuity; Protocol Adapters API: stream data over open protocols like WebSockets, MQTT, SSE, and more; Reactor API: link your other systems to Ably so you can use your existing compute to queue and consume high volumes of realtime messages in bulk, transform or filter messages by executing functions on them, or pass messages on to other systems for onward processing; A unified API to provide native push notifications using APNS and GCM; Data Stream Network: Ably's cloud network of 16+ datacenters and 175+ PoPs. |
Statistics | |
GitHub Stars - | GitHub Stars 351 |
GitHub Forks - | GitHub Forks 63 |
Stacks 22 | Stacks 63 |
Followers 34 | Followers 98 |
Votes 0 | Votes 96 |
Pros & Cons | |
No community feedback yet | Pros
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Integrations | |
What are some alternatives to CometD, Ably?
NGINX
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Firebase
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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
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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.
