command line tool to manage email (alias-)domains/accounts/aliases …
vmm is the easy to use and configurable command line tool for administrators and postmasters, to manage domains, alias-domains, accounts and relocated mail users. It allows the fast and easy management of mail servers.
vmm is written in Python. It's designed for installations using Dovecot and Postfix with a PostgreSQL backend.
PgWorksheet is a simple GUI frontend to PostgreSQL for executing SQL queries and psql commands without using the psql command line tool. Please see the project home page for bug reports, forums and installation instructions.