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

InstantDB is described as 'Instant is for building real-time and offline-enabled applications. We make it easy to build collaborative products like Notion or Figma' and is an app. There are more than 50 alternatives to InstantDB for a variety of platforms, including Web-based, Self-Hosted, Windows, Linux and Mac apps. The best InstantDB alternative is Supabase, which is both free and Open Source. Other great apps like InstantDB are Directus, Firebase, PocketBase and Appwrite.
The open source Firebase alternative. Supabase adds realtime and restful APIs to Postgres without a single line of code.

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.



Firebase, provided by Google, is a backend service and application development platform. It uses AI, cloud infrastructure, and cross-platform SDKs for efficient app development. Firebase offers tools and infrastructure for app creation and business growth.






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.




The fully managed serverless Postgres with a generous free tier. We separate storage and compute to offer autoscaling, branching, and bottomless storage.

Nhost is an open source Firebase alternative with GraphQL, built with the following things in mind:

Prisma unlocks a new level of developer experience when working with databases thanks to its intuitive data model, automated migrations, type-safety & auto-completion.
Mixpanel helps companies measure what matters, make decisions fast, and build better products through data. With our powerful, self-serve product analytics solution, teams can easily analyze how and why people engage, convert, and retain—in real-time, across devices—to improve...




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...
