FreeTier Atlas

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Serverless & Backend

Serverless runtimes, managed backends, auth, storage, and deployment tools.

Neon

Serverless Postgres platform with branching-oriented developer workflows.

Paid with free tier API available Check license
Fresh Last verified: Jun 15, 2026 2 official sources

Supabase

Managed Postgres platform with auth, storage, edge functions, and APIs.

Paid with free tier Open source Local/offline API available Self-hostable Check license
Fresh Last verified: Jun 15, 2026 2 official sources