Today, AWS announces the general availability of pgactive: Active-active Replication Extension for PostgreSQL, available for Amazon Relational Database Service (RDS) for PostgreSQL. pgactive lets you use asynchronous active-active replication for streaming data between database instances to provide additional resiliency and flexibility in moving data between database instances, including writers located in different AWS Regions, for the purposes of maintaining availability for operations like switching write traffic to a different instance.
Source:: Amazon AWS