It looks like you’re referring to a specific build of (a MAME variant focused on PlayStation 1 emulation) from the EmuCR archive, dated April 17, 2009 , archived as a .7z file.
The specific file refers to a historical build released by EmuCR (Emulator Crimson Rain), a site known for compiling and sharing developmental builds of various emulators. 1. What is PSXMAME?
: EmuCR (Emulator Crimson Rain) is a well-known site that provides pre-compiled builds of various emulators directly from their source code repositories (like SVN or Git). It is often used by enthusiasts to get the latest features before they reach "official" stable releases. Release Date : April 17, 2009.
, which aims to document and emulate a vast array of arcade systems, pSxMAME focused its energy on the Sony ZN-1 and ZN-2
emucr psxmame 20090417 7z appears to be a snapshot of an old emulator project, specifically a PlayStation emulator, from April 17, 2009. Let's break it down: