This list consists of devices that i have that/used to run an OS (DOS, meaning that can read and write to a HDD or flash memory and having a GUI to display that data) of some sort (Excluding TV systems, excluding parent's systems and ones owned by a school or organization)
* means i have played Minecraft on it at some point
PC - Custom built in 2015* Windows 8.1 Home
PC - Toshiba T115D* Windows 7 Home
PC - Lenovo ThinkPad T61* Used to have Windows 10 (no HDD at the moment)
PC - Dell Latitude D630* Windows 7 Professional (Cracked version from 2009)
PC - Dell Optiplex 7010 Windows 10 Professional
PC - Dell Optiplex 755 Windows 7
Apple iPhone 6S* (A1633) iOS 12.1.2
Amazon Fire Stick - 2nd Generation (Part of MediaCow)
Amazon Fire TV
Amazon Fire HD 8 2017
Amazon Fire HD 6 2014*
Google Chromecast First Generation
Raspberry Pi 2 B+* (using it as network storage)
Microsoft Zune 30 Brown (main)
Microsoft Zune 80 Red/Silver (Missing Zune firmware)
Microsoft Zune 4 Red/Silver
Nintendo 2DS Red first generation
Nintendo DS Lite (non-working)
Nintendo DS (non-working)
Nintendo WII (GameCube Compatibility version) (missing parts)
Sony PS2
XBOX 360 E*
XBOX (original)
Many old phones (one of them running android, including a Nokia 3310)
Many other PMPs (portable media players, including some from Coby, Eclipse, Creative Labs, etc.)
Texas Instruments TI-nSpire CX
i spent too much time typing this oof