The terms and YIFY refer to two distinct and unrelated entities in the digital world: one is an emulator for preserving classic arcade games, and the other was a prominent peer-to-peer movie release group. MAME (Multiple Arcade Machine Emulator)

It supports thousands of classic games by emulating the specific integrated circuits and processors of original arcade cabinets.

YIFY was a peer-to-peer release group active between 2010 and 2015, famous for distributing movies via BitTorrent.