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Alternatives to
NATS
Firebase
1.65K
4.32K
The Realtime App Platform
Realtime Backend / API
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Realtime backend made easy
Fast and responsive
Easy setup
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Socket.IO
655
2.31K
Realtime application framework (Node.JS server)
Realtime Backend / API
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Real-time
Event-based communication
Node.js
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Pusher
191
283
Hosted APIs to build realtime apps with less code
Realtime Backend / API
Visit Website
An easy way to give customers realtime features
Websockets
Simple
Visit Website
Google Cloud Pub/Sub
1
126
Global service for real-time and reliable messaging and streaming data
Realtime Backend / API
Visit Website
Easy to set-up and start with
Visit Website
PubNub
222
103
Build real-time apps quickly and scale them globally.
Realtime Backend / API
Visit Website
Massively scalable & easy to use
Easy setup
Great support
Visit Website
SignalR
47
97
A new library for ASP.NET developers that makes developing real-time web functionality easy.
Realtime Backend / API
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Supports .NET server
Real-time
Free
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SocketCluster
40
23
An open, scalable realtime engine for Node.js
Realtime Backend / API
Visit Website
Cluster mode is awesome
Scalability
WebSockets
Visit Website
deepstream.io
36
23
A scalable server for realtime webapps
Realtime Backend / API
Visit Website
RethinkDB
Real-time
Node.js
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Faye
23
22
Simple pub/sub messaging for the web
Realtime Backend / API
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Simple
Open source
Node.js
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Horizon
0
13
A realtime, open-source JavaScript back end from RethinkDB
Realtime Backend / API
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Gun
0
8
Self-hosted Firebase.
Realtime Backend / API
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Open source
Small size
Real time
Visit Website
Pulsar
0
8
Distributed solution providing messaging and queuing for streaming data
Realtime Backend / API
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Telepat
0
5
Real time data synchronization platform for modern API driven web&mobile apps
Realtime Backend / API
Visit Website
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Pushpin
2
4
Reverse proxy for realtime web services
Realtime Backend / API
Visit Website
Open source
Visit Website
Syncano
83
4
a highly flexible real-time backend as a service.
Realtime Backend / API
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Admin GUI
Data modeling
BaaS
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Simperium
5
3
Move data everywhere it's needed, instantly and automatically
Realtime Backend / API
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Simple and useful data model
Free plan
Cross-platform
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Scaledrone
0
3
Realtime messaging service
Realtime Backend / API
Visit Website
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Fanout
0
2
Realtime APIs made simple
Realtime Backend / API
Visit Website
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Firehose.io
7
2
Build realtime Ruby web applications
Realtime Backend / API
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RESTful
Rails gem
Works with ActiveRecord
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Kinto
0
2
Open-source alternative to Firebase and Parse
Realtime Backend / API
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Radar
0
2
High level API and backend for writing web apps that use push messaging
Realtime Backend / API
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Streamdata.io
2
1
Efficiently Turn APIs into Real-time Experiences
Realtime Backend / API
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The quickest way to turn any existing API into stream
Best way to stream a static API
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