My FrankenMac collection:
68k: Classic 4/1.2G (Quantum Fireball 1260, 6.0.8 ), LC 475 (132 MB, 18GB Seagate 15k.3, 7.6/NetBSD 4.0)
PPC: PM G4/400 (120GB Seagate 7200.7, 768MB RAM, Samsung CD/DVD combo), Mac mini 1.25 (160GB Hitachi, 512MB, DVR-K05, Tiger)
ARM: iPod 4G (20GB), iTouch 1G (8GB, 2.2 firmware)
Non-Mac: IIgs (1.25 MB + Rev. C SCSI), IIc+ (stock, needs a bath), various Dells (running Linux and NetBSD)