PostgreSQL is well-supported by its active community. There are more than a dozen mailing lists available, categorized into topics like:PostgreSQL User Groups all over the world, and there is also an active IRC & Slack community.
There are also links to international sites that contain PostgreSQL information in various languages.
People in the PostgreSQL community also contribute to:
|Jonathan Katz: Helm, GitOps and the Postgres Operator|
|Yuwen Fu: PostgreSQL Logical Replication Advantage and Step by Step Setup|
|Hans-Juergen Schoenig: PostgreSQL: How to write a trigger|
|Paul Ramsey: Fuzzy Name Matching in Postgres|
|Andreas 'ads' Scherbaum: Takayuki Tsunakawa|
|Ryan Lambert: First Review of Partitioning OpenStreetMap|
|Sai Srirampur: Faster data migrations in Postgres|