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Postgres-BDR (Bi-Directional Replication for PostgreSQL) is a ground-breaking multi-master replication tool for PostgreSQL databases. BDR achieves very high availability of all nodes in a geographically distributed cluster.
repmgr is a tool for PostgreSQL replication and failover management. repmgr simplifies administration and daily management, enhances productivity and complements built-in replication capabilities in PostgreSQL.
2ndQPostgres is an enterprise version of PostgreSQL. It includes carefully selected, quality- assured features prior to integration into communityPostgreSQL. These features maintain binary and on-disk compatibility.
pglogical is a logical replication system implemented entirely as a PostgreSQL extension. This alternative to physical replication is an efficient method of replicating data using a publish/subscribe model for selective replication.
Barman (Backup and Recovery Manager) is an administration tool for managing backup and disaster recovery of PostgreSQL servers. It performs remote backups of multiple servers in business critical environments.