PPSSPP
PPSSPP (an acronym for "PlayStation Portable Simulator Suitable for Playing Portably") is a free and open-source PSP emulator currently being developed for Windows, macOS, Linux, iOS, Android, Nintendo Switch, Xbox Series X/S and formerly for Nintendo Wii U, BlackBerry 10, MeeGo, Pandora, DragonBox Pyra, Symbian, Maemo, Windows 10 Mobile and Xbox 360 with a focus on speed and portability. It was released to the public on November 1, 2012, licensed under the GNU GPLv2 or later.