Arch Home Install
HAI, or Home Arch Install, can “install” and run Arch Linux programs from your normal user account.
HAI’s design is heavily inspired by Zero Install, but it uses Arch Linux packages instead of a new package format. This means you can make use of Arch’s extensive package database, right now.
HAI doesn’t really install the packages it downloads—it uses
unionfs-fuseto fool the program you run into thinking it’s installed in