The best free alternative to Firebase is Supabase, which is also Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Firebase and loads of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Firebase are TrailBase, PocketBase, Appwrite and Directus.
The open source Firebase alternative. Supabase adds realtime and restful APIs to Postgres without a single line of code.
Supabase is very competitively priced, and seems more bleeding-edge than Firebase.
TrailBase offers a blazingly fast, open-source application server featuring type-safe APIs and real-time data. Built on Rust, with JS/ES6/TS runtime, it provides built-in authentication, admin UI, and low-latency responses. Supports mobile, web, and desktop, eliminating the need for dedicated caches.
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.
Directus, with over 20 million downloads, is the world's first Open Data Platform. It can transform any SQL database into an API and a no-code application instantly, providing equal data and digital file asset management access to all team members.
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.
Nhost is an open source Firebase alternative with GraphQL, built with the following things in mind:
AWS Amplify is a complete solution that lets frontend web and mobile developers easily build, ship, and host full-stack applications on AWS, with the flexibility to leverage the breadth of AWS services as use cases evolve. No cloud expertise needed.
RxDB (short for Reactive Database) is a NoSQL-database for JavaScript Applications like Websites, hybrid Apps, Electron-Apps and NodeJs. Reactive means that you can not only query the current state, but subscribe to all state-changes like the result of a query or even a single...
like firebase it is a realtime database but only open source
is also a realtime database. Support server-client-sync
realtime, client side, javascript
Stacktape is a tool that simplifies AWS for developers, enabling quick deployment of production-grade infrastructure. It transforms complex tasks into more manageable processes. Developers can now use an interactive config editor instead of manually writing YAML files, allowing...
RapidStash is a service for rapidly publishing sandbox APIs with just JSON. If you have an idea of what kind of data you want to send and receive but aren’t yet ready to build a backend, just throw some example data in a “stash” and interact with it there.
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It is specifically marketed as a Firebase alternative.