
Socket.io
Pusher
Ably
PubNub
SignalR
Faye
NATS
An open, scalable realtime engine for Node.js

Socket.io
Faye
SockJS
UbSub
Socketioxide
Primus, the creator god of the transformers & an abstraction layer for real-time to prevent...

Which is more popular?
Based on our record, SocketCluster seems to be more popular. It has been mentioned 16 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | socketcluster.io | domains.ultradomains.com |
| Pricing | ||
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
Walkthroughs and reviews on video.
013 Client side Logins Authentication with Socketcluster with the client
Primus - My Name Is Mud REACTION & REVIEW! FIRST TIME HEARING!
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using SocketCluster and Primus. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


This is basically the principle behind https://socketcluster.io/ scalability; the sharding of channels across available brokers is pseudo-random. It uses a hash function for determinism but the distribution looks essentially random. - Source: Hacker News / 4 months ago
I started building something pretty obscure about 14 years ago; https://socketcluster.io/ an open source, WebSocket-based RPC + pub/sub library with a focus on in-order async stream-processing with backpressure monitoring. It didn't... - Source: Hacker News / 4 months ago
I've been advocating for this approach for years. You can't avoid race conditions without using some kind of queueing mechanism and you need backpressure to measure queue capacity. I built this into every aspect of... - Source: Hacker News / 4 months ago
Tracking Primus since Mar 2021.
When comparing SocketCluster and Primus, you can also consider the following products.

Realtime application framework (Node.JS server)
Compare Socket.io to SocketCluster or Primus:

Pusher is a hosted API for quickly, easily and securely adding scalable realtime functionality via WebSockets to web and mobile apps.
Compare Pusher to SocketCluster or Primus:


The realtime platform that just works. We power more WebSocket connections than any other pub/sub platform, serving over 2 billion devices monthly.
Compare Ably to SocketCluster or Primus:

SockJS is a browser JavaScript library that provides a WebSocket-like object.
Compare SockJS to SocketCluster or Primus:

PubNub is a real-time messaging system for web and mobile apps that can handle API for all platforms and push messages to any device anywhere in the world in a fraction of a second without having to worry about proxies, firewalls or mobile drop-offs.
Compare PubNub to SocketCluster or Primus: