As the title suggests, and indeed why you're here. I have a lot of old computers
This page serves as an index catalog of them for easy reference.
NOTE: This list is non-exhaustive as I'm constantly picking up new weird old tech
Acer Inc
Acer EasyStore H340 NAS
Apple Computers, Inc
Powermac G4 "Mirror Drive Door" (MDD)
Powermac G5 Quad
eMac G4
Xserve G4
Xserve G5
Cobalt Networks
Cobalt Qube
Cobalt RaQ
Digital Equipment Corporation
DEC AlphaServer 2100 4/275
Hewlett Packard
HP MediaSmart EX495
Sun Microsystems
Netra X1
Netra T1
SunFire Enterprise 420R
Ultra 10 Workstation
Whitebox/custom builds
Worlds Fastest Win98 PC
Disc Ripper aka "Napster"
Miscellaneous (Anything not 'retro')
Framework 13
Main Desktop
Home Server