DietPi is great!

Do you guys know about DietPi? I use it on two Raspberry Pi, just installed it on a Wyse mini-PC and I think it's really great:

Truly OptimisedDietPi is an extremely lightweight Debian OS, highly optimised for minimal CPU and RAM resource usage, ensuring your SBC always runs at its maximum potential.

Simple interfaceDietPi programs use lightweight Whiptail menus. Spend less time staring at the command line, more time enjoying your Pi.

DietPi-SoftwareQuickly and easily install popular software "ready to run" and optimised for your system. Only the software you need is installed.

DietPi-ConfigQuickly and effortlessly customise your device's hardware and software settings for your needs, including network connection and localisation setup.

DietPi-BackupQuickly and easily backup or restore your DietPi system.

Logging System ChoicesYou decide how much logging you need. Get a performance boost with DietPi-RAMlog, or, rsyslog and logrotate for log critical servers.

DietPi-Services ControlControl which installed software has higher or lower priority levels: nice, affinity, policy scheduler and more.

DietPi-Update SystemDietPi automatically checks for updates and informs you when they are available. Update instantly, without having to write a new image.

DietPi-AutomationAllows you to completely automate a DietPi installation with no user input. Simply by configuring dietpi.txt before powering on.