The Best 33 GUN Alternatives

  • FeathersJS

    Feathers is a real-time, micro-service web framework for NodeJS that gives you control over your data via RESTful resources, sockets and flexible plug-ins.

    Free Open Source Self-Hosted Node.JS

  • Rapid.io

    Rapid.io is a cloud-hosted service that allows app developers to build realtime user interfaces without having to worry about the underlying infrastructure. It works as...

    Freemium Android iPhone Web

  • Jet

    Jet. Lightweight Realtime Message Bus for the Web. Build Realtime Apps now! Jet is a framework for building distributed realtime Apps. It employs fast push...

    Free Open Source Mac OS X Windows Linux Android Web

  • Pusher

    Pusher is a hosted API for quickly, easily and securely adding scalable realtime functionality to web and mobile apps.

    Commercial Mac OS X Windows Linux Android Web

  • RxDB

    Client-Side database for browsers, NodeJS, electron, cordova, react-native and every other JavaScript runtime.

    Free Open Source Web Self-Hosted React NativeScript PouchDB

  • databoom

    Databoom is a backend service solution for your WEB and mobile apps. Includes the secure cloud database, OData based query language, file storage, and more. Focus on...

    Freemium Web

  • Halosys

    Halosys is an industry leading Mobile-First API platform for Enterprises and businesses. This includes a comprehensive Enterprise mBaaS (Mobile Backend-as-a-Service)...

    Commercial Web

  • Kii

    Scalable cloud backend platform for enterprise applications, consumer apps, mobile games and the Internet of Things (IoT).

    Commercial Web

  • Kinvey

    Backend as a Service provided by Kinvey makes it easier to develop beautiful mobile, tablet, and web apps. It offers official support for native mobile apps on...

    Freemium Web

  • PushBots

    Light SDK for mobile push notifications. Drive user engagement and customer retention QUICK Implementation under ten minutes. spend more time in actual development...

    Freemium Web

  • ShepHertz App42

    App42 Cloud APIs provides a range of 500+ MBaaS APIs for developers to build and deploy their mobile, web, tv Apps on the cloud. - Create Interactive and Engaging...

    Freemium Web

  • Stamplay

    Build complete, secure and scalable backends in your browser piecing together APIs and features as building blocks. Stamplay is a cloud service that abstracts away...

    Freemium Windows Web