Before you download anything, you must understand how MAME works. MAME is not like a typical game console emulator (like NES or SNES).
Due to the nature of digital preservation, complete sets are often distributed via Usenet, private torrent trackers (e.g., PleasureDome, Back-ups), or Internet Archive. When searching for "mame 0.145 roms full set", look for releases that include: mame 0.145 roms full set
By 0.145, MAME had started supporting games that used hard disks, laser discs, or large CD-ROMs. A complete full set includes CHD files for games like Killer Instinct, Dance Dance Revolution, NFL Blitz, and Area 51. However, many “full set” releases omit CHDs because they can exceed 500 GB. If you want a truly complete 0.145 set, expect to allocate 150–200 GB for ROMs and another 300+ GB for CHDs. Before you download anything, you must understand how