Amazon RDS vs PlanetScale

Amazon Relational Database Service (RDS) is a managed database service from AWS that supports MySQL, PostgreSQL, MariaDB, Oracle, SQL Server, and Db2 engines. It automates hardware provisioning, database setup, patching, and backups with options for Multi-AZ deployments and read replicas.

PlanetScale is MySQL-compatible serverless database platform built on Vitess with schema branching and zero-downtime migrations.. It is available under a paid model. This tool falls under the databases category.