Required: Download location (FTP): Download location (HTTP): Version used: &cups-version; Package size: &cups-size; Estimated Disk space required: &cups-buildsize; For non-postscript printers, CUPS depends on: If available, CUPS will use: , , and The Common UNIX Printing System ("CUPS") is a print spooler and associated utilities. It is based on the "Internet Printing Protocol" and provides printing services to most PostScript and raster printers.