Making Postgres and Elasticsearch work together like it's 2023

A PostgreSQL SQL syntax beautifier that can work as a console program or as a CGI. On-line demo site at http://sqlformat.darold.net/

Simple, easily customised trigger-based auditing for PostgreSQL (Postgres). See also pgaudit.

Audit trail with schema versioning for PostgreSQL using transaction-based logging

Searching Open Library by keywords to return ISBNs

Postgres insights made easy

PostgreSQL Unit Testing Framework

A complete authentication system built in Postgres using schemas and functions

Simple PostgreSQL extension that keeps track of changes to certain tables