Source: Ahmed, S., et al. "Emulation and Hacking of Console Games: A Study on the PlayStation Emulator." Journal of Intelligent Information Systems, vol. 53, no. 2, 2018, pp. 267-284.
A fan-made engine that allows people to play "modded" versions of arcade games on various consoles, including the PS2 and sometimes modified PS1s. cadillacs and dinosaurs ps1 rom