Databases — free tiers
Free managed databases: Postgres, MongoDB, SQLite at the edge, key-value and search.
MongoDB Atlas M0
A free 512 MB MongoDB cluster in the cloud, no expiry — for learning and small projects.
Neon Free
Free serverless Postgres — 100 CU-hours a month, no credit card required, compute scales to zero.
Supabase Free
Free Postgres with auth, storage, and edge functions — pauses after a week of inactivity.
Turso Free
Free SQLite at the edge — 100 databases, 5 GB storage, 500M row reads a month, no card required.
Upstash Free
Free serverless Redis — 250 MB, 500K commands a month, no card required.
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