Ajenti includes dozens of pre-made plugins that let you configure both your OS and server software. List of supported software includes Apache, Cron, CTDB, NFSD, Iptables, Munin, MySQL, Netatalk, NGINX, PostgreSQL, Samba, lm-sensors, Squid 3, Supervisor.
Fast and responsive interface, low memory footprint and handy tools like file manager, terminal and code editor - everything a happy sysadmin needs.