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.
Portainer is a simple management solution for Docker. Easily manage your Docker hosts and Docker Swarm clusters via Portainer web user interface.
Transmission is a BitTorrent client which features a variety of user interfaces on top of a cross-platform back-end.
The qBittorrent project aims to provide an open-source software alternative to µTorrent.