Postico - A modern PostgreSQL client for OS X
PostgreSQL Maestro - PostgreSQL Maestro allows you to create, edit, copy, drop and dump all Postgres database objects.
pgAdmin - pgAdmin Website
DBeaver - DBeaver - Universal Database Manager and SQL Client.
dbForge Data Compare for PostgreSQL - dbForge Data Compare for PostgreSQL is a visual data diffs comparison and deployment tool for PostgreSQL.
phpMyAdmin - phpMyAdmin is a tool written in PHP intended to handle the administration of MySQL over the Web.