Firebase VS PocketBase VS Appwrite

What is Database?
(Database)=
A database is a structured and organised collection of information that is specifically designed to efficiently store and retrieve data related to an application. It provides a reliable and centralized storage solution where application-specific data, such as user information, product details, or transaction records, can be securely stored and accessed when needed.

Firebase
Firebase is a comprehensive mobile and web development platform provided by Google. It offers a variety of tools and services that enable developers to build high-quality applications quickly and efficiently.  It uses NoSQL for the database for the storage of data. Firebase provides features such as real-time database, authentication, cloud storage, hosting, and analytics, among others, simplifying the development process and enhancing application functionality.

PocketBase
PocketBase is an open-source Backend-as-a-service (BaaS). It offers all necessary needed features like authentication, file storage, realtime database and web dashboard.
PocketBase uses an SQLite Database behind the scene and is written in Go. They offer an awesome JavaScript/Go SDK. You are able to configure permission rules, OAuth2, external file storage (S3) and mail (SMTP).

AppWrite
AppWrite is an open-source backend server and API platform that simplifies the development of web and mobile applications. It provides a comprehensive set of features and services that handle common backend tasks, allowing developers to focus on building frontend experiences. With AppWrite, developers can quickly set up user authentication, manage databases, handle file storage, and utilize real-time event handling, among other functionalities. It is designed to be flexible, secure, and scalable, making it an ideal choice for developers looking to streamline their backend development process.

Comparison between these three platform