# Databases

> Managed SQL databases with a free allowance, reachable from serverless functions.

Open a service for its limits, gotchas and setup steps.

- [Neon](https://freetier.tech/s/neon.md): Always free. 100 projects, each with 100 CU-hours/month, 1 GB storage (20 GB total) and 5 GB egress/month. Commercial use not stated. No card required.
- [Supabase](https://freetier.tech/s/supabase.md): Always free. Two active projects, each with a 500 MB Postgres database; 5 GB egress and 1 GB file storage. Commercial use not stated. Card requirement not stated.
- [TiDB Cloud](https://freetier.tech/s/tidb-cloud.md): Always free. Five free MySQL-compatible Starter instances per org, each with 5 GiB row + 5 GiB columnar storage and 50M RUs/month. Commercial use not stated. No card required.

JSON: https://freetier.tech/api/v1/categories/database.json