GlusterFS - GlusterFS is a scale-out network-attached storage file system.
SolusVM - Solus Virtual Manager (SolusVM) is a powerful GUI based VPS management system with full OpenVZ...
Apache Karaf - Apache Karaf is a lightweight, modern and polymorphic container powered by OSGi.
VMmanager - VMmanager is a QEMU/KVM server virtualization management software, which presents perfect tools for creating virtual machines, providing VPS services, and building cloud infrastructure.
containerd - An industry-standard container runtime with an emphasis on simplicity, robustness and portability
Xen Orchestra - A complete web UI for controlling a XenServer or Xen infrastructure.