
Description: Back4App is a Backend-as-a-Service platform that allows developers to build, host and manage backends for web and mobile applications without having to worry about server management. It is built on top of Parse Server and offers easy database, push notifications, analytics, file storage and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Supabase is an open source alternative to Firebase. It offers easy backend storage, authentication, and APIs for web and mobile applications. Supabase provides an interface similar to Firebase with realtime databases, authentication, storage, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API