Best Backend-as-a-Service Platforms in 2026
Top BaaS platforms of 2026 ranked. Compare Supabase, Firebase, Appwrite, and more for authentication, databases, storage, and serverless functions.
How we ranked these
We implemented the same backend requirements on each platform: user auth, relational data, file storage, edge functions, and real-time subscriptions. We scored developer experience, pricing transparency, and vendor lock-in risk.
Rankings
Why Supabase Ranks #1
Open-source Firebase alternative with PostgreSQL, auth, storage, and edge functions. Best overall BaaS in 2026.
Frequently asked questions
BaaS provides ready-made backend infrastructure including databases, authentication, file storage, and serverless functions so you can focus on building your frontend without managing servers.
Supabase uses PostgreSQL (relational) while Firebase uses NoSQL. Supabase is open-source with no vendor lock-in. Firebase has a more mature ecosystem and better real-time performance for some use cases.
Supabase and Appwrite both support self-hosting. Firebase is Google Cloud-only. Self-hosting gives you full data control but requires DevOps expertise.
Most offer generous free tiers. Supabase free includes 500MB database and 1GB storage. Paid plans start at $25 per month. Firebase charges based on usage which can be unpredictable at scale.
Supabase is the most popular choice among modern app builders. Goodspeed, Lovable, and Bolt all integrate with Supabase. Firebase works well with FlutterFlow and Google-ecosystem tools.