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Open Source Pubnub Alternatives

The best open source alternative to Pubnub is Supabase. If that doesn't suit you, our users have ranked more than 50 alternatives to Pubnub and 16 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Pubnub are GUN, MongooseIM platform, OpenPush and deepstream.io.

Pubnub alternatives are mainly Video Calling Apps but may also be IoT Platforms or Email Marketing Services. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Pubnub.
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  1. Supabase icon

    Supabase

    • FreeOpen Source
    • Online
    90 alternatives to Supabase 

    The open source Firebase alternative. Supabase adds realtime and restful APIs to Postgres without a single line of code.

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  2. GUN icon

    GUN

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    37 alternatives to GUN 

    GUN is an open source, realtime, graph database written entirely in JavaScript and built using peer-to-peer algorithms, making it surprisingly fault tolerant and easy to get started with.

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  3. MongooseIM platform icon

    MongooseIM platform

    • Mac
    • Linux
    • Amazon Web Services
    • Microsoft Azure
    63 alternatives to MongooseIM platform 

    MongooseIM is aimed at large, complex enterprise level projects, where real-time communication is critical for business success. It provides high availability, ease of deployment, development and reliability in production.

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    Features
    1.  VoiP CallsMongooseIM platform allows you to make voice calls over Internet using the Voice over Internet Protocol (VoIP).
  4. OpenPush

    • FreeOpen Source
    • Self-Hosted
    55 alternatives to OpenPush 

    The OpenPush project aims to create a free and open source self-hosted replacement for Android Push Notifications usually sent through Google's proprietary Firebase Cloud Messaging platform.

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  5. deepstream.io icon

    deepstream.io

    • FreeOpen Source
    • macOS
    • Windows
    • Linux
    • Self-Hosted
    17 alternatives to deepstream.io 

    deepstream.io is a clusterable realtime server that handles persistent tcp and websocket connections. It offers data-sync, pub/sub and request/response. It's available for Linux, Mac and Windows and comes with clients in JS, Java and many others.

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  6. emitter.io icon

    emitter.io

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Windows S
    • Android Tablet
    • Windows Phone
    • Self-Hosted
    56 alternatives to emitter.io 

    Emitter is a real-time communication service for connecting online devices. Infrastructure and APIs for IoT, gaming, apps and real-time web. At its core, emitter.io is a distributed, scalable and fault-tolerant publish-subscribe messaging platform based on MQTT protocol and...

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  7. Pedestal icon

    Pedestal

    • FreeOpen Source
    • Mac
    • Linux
    82 alternatives to Pedestal 

    Pedestal is a web application framework written in Clojure that aims to bring both the language and its principles to client and server-side development.

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  8. deployd icon

    deployd

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    50 alternatives to deployd 

    API development tool for Web and Mobile developers.

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    This app doesn't have any features at the moment.
  9. Koa icon

    Koa

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    86 alternatives to Koa 

    Expressive middleware for node.js using generators via co to make web applications and APIs more enjoyable to write. Koa's middleware flow in a stack-like manner allowing you to perform actions downstream, then filter and manipulate the response upstream.

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    Features
  10. Entity Signal icon

    Entity Signal

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Self-Hosted
    • ASP.NET
    • SignalR
    10 alternatives to Entity Signal 

    Real Time Entity Framework (EF) and ASP.NET core. Make all of your data real time. Receive updates no matter where the object was created or edited. Uses existing ASP.NET core permissions system.

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    This app doesn't have any features at the moment.
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Showing 10 of 16 alternatives
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