• cstore_fdw - Columnar store for analytics with PostgreSQL.
• cyanaudit - Cyan Audit provides in-database logging of all DML activity on a column-by-column basis.
• pg_cron - Run periodic jobs in PostgreSQL.
• pglogical - Extension that provides logical streaming replication.
• pg_partman - Partition management extension for PostgreSQL.
• pg_paxos - Basic implementation of Paxos and Paxos-based table replication for a cluster of PostgreSQL nodes.
• pg_shard - Extension to scale out real-time reads and writes.
• PGStrom - Extension to offload CPU-intensive workloads to GPU.
• pgxn PostgreSQL Extension Network - central distribution point for many open-source PostgreSQL extensions
• PipelineDB - A PostgreSQL extension that runs SQL queries continuously on streams, incrementally storing results in tables.
• plpgsql_check - Extension that allows to check plpgsql source code.
• PostGIS - Spatial and Geographic objects for PostgreSQL.
• PG_Themis - Postgres binding as an extension for crypto library Themis, providing various security services on PgSQL's side.
• zomboDB - Extension that enables efficient full-text searching via the use of indexes backed by Elasticsearch.
• pgMemento - Provides an audit trail for your data inside a PostgreSQL database using triggers and server-side functions written in PL/pgSQL.
• timescaleDB - Open-source time-series database fully compatible with Postgres, distributed as an extension
• pgTAP - Database testing framework for Postgres