A: Yes. Use the CUPS web interface and add a RAW queue with a Generic ESC/POS driver.
Many POS resellers host driver archives. Companies like Star Micronics, Epson, and Bixolon do not make the ITP-888, but generic POS driver repositories like POSGuys.com or Posiflex sometimes maintain legacy driver libraries. itbs itp-888 driver download
Windows includes a “Generic / Text Only” printer driver. This will allow basic printing of text, but you will lose: barcode printing, graphics, cutter control, and cash drawer opening. A: Yes
A: The official driver is Windows-only. On Mac, you can try the “Generic ESC/POS” driver from Gutenprint. On Linux, use CUPS with the “raw” queue and the escpr filter. but you will lose: barcode printing