HyperKitty

Your Debian-based data center in a box. A set of general-purpose Ansible roles that can be used to manage Debian or Ubuntu hosts.

Lets you have an infinite number of unique inboxes.

Manage electronic mail discussion and e-newsletter lists.

Web user interface to access GNU Mailman.

Full-featured IPBX solution built atop Asterisk with integrated Web administration interface and REST-ful API.

Apprise allows you to send a notification to almost all of the most popular notification services available to us today such as: Telegram, Discord, Slack, Amazon SNS, Gotify, etc.