CitusDB is an option for scaling out PostgreSQL workloads, but it's not a direct equivalent to Aurora. That's both good and bad in different ways. E.g., it's go

CitusDB is an option for scaling out PostgreSQL workloads, but it's not a direct equivalent to Aurora. That's both good and bad in different ways. E.g., it's good that CitusDB is not a fork of PostgreSQL as Aurora is a fork of MySQL. It's bad that CitusDB as pure software can't offer the same kind of high-performance, auto-replicated storage layer that Aurora does.