puppet-module-puppetlabs-mailalias-core 1.0.6-3 (amd64 binary) in ubuntu oracular

 Puppet lets you centrally manage every important aspect of your system using a
 cross-platform specification language that manages all the separate elements
 normally aggregated in different files, like users, cron jobs, and hosts,
 along with obviously discrete elements like packages, services, and files.
 .
 puppetlabs-mailalias-core manages the local email alias database.