Jellyfin is the Free Software Media System that puts you in control of managing and streaming your media. There are no strings attached, no premium licenses or features, and no hidden agendas.
It is a self-hosted monitoring tool like "Uptime Robot".
Pterodactyl is an open-source game server management panel built with PHP 7, React, and Go. Designed with security in mind, Pterodactyl runs all game servers in isolated Docker containers while exposing a beautiful and intuitive UI to end-users.
Mailcow is a Docker based email server which provides an elegant web interface for managing domains, mailboxes and more.
TrueNAS® SCALE is an Open Source Hyperconverged Infrastructure (HCI) solution. Built on TrueNAS CORE, SCALE adds Linux Containers, VMs (KVM), and scale-out ZFS storage capabilities.