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

The best open source alternative to Backendless is Supabase. If that doesn't suit you, our users have ranked more than 50 alternatives to Backendless and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Backendless are bknd.io, Appwrite, Strapi and Tina CMS.
The open source Firebase alternative. Supabase adds realtime and restful APIs to Postgres without a single line of code.

Modular visual backend offering integrated database, authentication, media, and workflow management, supports SQLite, Postgres, cloud DBs, AWS S3, flexible deployment across major runtimes, open source, built for universal compatibility and direct control.

Secure open-source backend server for web and mobile developers. Appwrite provides developers with a set of easy-to-use and integrate REST APIs to manage their core backend needs.




Strapi enables developers to build projects faster by providing a customizable API out of the box and giving them the freedom to use their favorite tools. Content teams use Strapi to autonomously manage all types of content and distribute it from one CMS to any channel be it...





Build mobile apps effortlessly with this browser-based tool that lets you create, customize, and launch directly from your browser, while exporting high-quality React Native source code for collaboration among developers, designers, and managers.




Fusio is an open source API management platform which helps to build and manage REST APIs. Fusio provides all tools to quickly build an API from different data sources yet it is possible to create complete customized responses.




Api Open Studio allows you to quickly create and manage APIs with full business and processing logic and user management, using low-code. As a result, you can save important time and money by dedicating your resources on other tasks, while at the same time maintaining the...
Instant is for building real-time and offline-enabled applications. We make it easy to build collaborative products like Notion or Figma.
Manage Firestore data in a spreadsheet-like UI, write Cloud Functions effortlessly in the browser, and connect to your favorite third party platforms such as SendGrid, Twilio, Algolia, Slack and more.




Nakama is an open-source distributed social and realtime server for games and apps. It has a large set of services for users, storage, and realtime communication; as well as specialized APIs like realtime multiplayer, groups/guilds, and chat.


