Drizzle

A log that services publish events to, and other services read later.

AWS key-value and document database that scales without a server to patch.

A document database that stores records as JSON-like documents instead of table rows.

The relational database behind a huge share of web apps and WordPress.

Open-source relational database. The usual pick when you want real SQL.

Microsoft’s relational database. The usual pair with C# and Azure.

A SQL database stored in one file, with no server to run.

Hosted Postgres with auth, file storage, and realtime included.