SparkyOS: Lightweight general-purpose Arch, on a pendrive

SparkyOS is a novel distro from the folks behind SparkyLinux: it's a version of Arch that can you can use without installing it at all. SparkyOS is a new distro from the team behind the Debian-based SparkyLinux, but it's quite different. SparkyOS is based on Arch, and it runs entirely from USB.