A lightweight edition of the popular Ubuntu OS aimed for clouds and devices, Snappy Ubuntu Core uses a minimal server image with the same system libraries. Applications run noticeably faster and are more reliable and secure because of the transaction systems management; hence the term “Snappy”.
An OS that can be quickly set up on a Raspberry Pi, Linutop uses a Raspbian-base with classic and lightweight XFCE graphical environment. It’s also handy for secure professional uses, such as in Kiosks casting public access or in embedded systems like electronic devices.
Arch Linux ARM
A version of Arch Linux ported for ARM computers, Arch Linux ARM offers versions 6 and 7 for Raspberry Pi and Raspberry Pi 2 respectively. Its design philosophy promotes simplicity and user-centrism, ensuring that Linux users are in full control of the system.
A computer OS used to power servers, embedded systems as well as computers, FreeBSD offers advanced networking, security and storage features. Its powerful networking services make it the platform of choice when setting up an Internet or Intranet server, thus ensuring fast response times and robust memory management.
RISC OS Pi
RISC OS Pi is the latest version of the RISC OS designed for Raspberry Pi. RISC OS Pi brings an alternative desktop environment and a stack of heavily functional applications for the Pi board. If creating a boot image is too much work, you can get a specially prepared SD card preloaded with the RISC OS.
Short for “Slackware ARM on a Raspberry Pi”, SARPi is a community product of Slackware Linux enthusiasts. Considered widely as one of the best OS choice for Raspberry Pi, this can be installed on an 8 GB SD card. Although the ARM version doesn’t support all the apps, but most applications (including essential ones) have been ported for the ARM architecture.