The Best 33 GUN Alternatives

  • Meteor icon

    Meteor

    Meteor is a set of new technologies for building top-quality web apps in a fraction of the time.

    Free Open Source Mac OS X Windows Linux

  • Back4App icon

    Back4App

    Back4App is an open source backend that uses Parse framework and helps developers build scalable and extensible applications at a much more rapid pace.

    Freemium

  • Syncano icon

    Syncano

    Syncano is a serverless application platform that gives developers a seamless environment for user management, microservices, real-time data and event driven automations to build user-centric applications.

    Commercial Web

    Serverless Scalable
  • RemoteStorage icon

    RemoteStorage

    An open protocol for per-user storage OWN YOUR DATA Everything in one place – your place. Use a storage account with a provider you trust, or set up your own storage...

    Free Open Source Web Self-Hosted

  • CloudBoost.io icon

    CloudBoost.io

    One Complete Database Service that does data-storage, search,real-time and a whole lot more.

    Free Open Source Web Self-Hosted

  • deployd icon

    deployd

    API development tool for Web and Mobile developers.

    Free Open Source Mac OS X Windows Linux Web

  • Pubnub icon

    Pubnub

    PubNub is the world’s only global Real-Time Network. PubNub enables software developers to rapidly build and scale real-time apps by providing the cloud infrastructure, connections and key building blocks for real-time interactivity.

    Freemium Mac OS X Windows Linux Android iPhone iPad Chrome OS Web

  • emitter.io icon

    emitter.io

    Real-time communication service for connecting online devices. Infrastructure and APIs for IoT, gaming, apps and real-time web.

    Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet Web Windows RT

  • built.io icon

    built.io

    built.io is raw engineering's proven mobile and web application development platform, designed from the ground up for the enterprise. By powering the entire backend...

    Freemium Android iPhone Android Tablet iPad Web

  • Appcelerator icon

    Appcelerator

    The Appcelerator platform is everything you need to create great, native mobile apps—all from a single JavaScript code base. * Write in JavaScript, run native...

    Commercial Mac OS X Windows Linux

  • Flexible Datasync icon

    Flexible Datasync

    Boost the development of your realtime apps ! Orange backend fitted for mobile, social, collaborative and IoT services.

    Free Android iPhone Web

  • PlayFab icon

    PlayFab

    PlayFab offers a complete backend service to build, launch, and grow live games The backend services your game needs, exposed via our ever-expanding API of more than...

    Freemium Web

  • CleverTap icon

    CleverTap

    An advanced Mobile Behavioral Analytics & Engagement Platform with Trend Analysis, Push Notifications, and Campaign Automation.

    Freemium Web

  • Zuznow icon

    Zuznow

    Mobile technology, driven by consumer demands, has revolutionized the way we do business, forcing enterprises to adapt. Facing the challenge of adapting hundreds and...

    Commercial Windows Linux Android iPhone Web

  • AWS Mobile Hub icon

    AWS Mobile Hub

    AWS Mobile Hub lets you easily add and configure features for your mobile apps, including user authentication, data storage, backend logic, push notifications, content...

    Commercial Web

  • moback icon

    moback

    moBack is an enterprise-ready mobile backend platform that combines an array of services for rapid development and deployment of applications over your infrastructure of...

    Freemium Web

  • AnyPresence icon

    AnyPresence

    The AnyPresence MBaaS is focused on simplifying the process of building enterprise mobile apps that run on many devices, without sacrificing developer flexibility. Users...

    Commercial Web

  • Appwoodoo icon

    Appwoodoo

    Open-source push notification & remote control service. Privacy conscious storage, quick-and-easy install.

    Freemium Android iPhone