Main PC :
MB : MSI X570 GAMING CARBON WIFI
CPU : AMD Ryzen 7 3700x
Cooler : Noctua NHD-15 Chromax
Ram : 4x8GB TridenZ RGB 3200MHz
GPU : MSI RTX 2080 TI Gaming Z Trio
PSU : BeQuiet Dark Power 800w
Case : InWin 505
OS : Windows 10 Pro x64

Peripherals :

Monitors :
AOC 24G2ZU
BenQ GL2450HT
HP Compaq LA2405wg
Mouse : Razer DeathAdder V2
Sens (Source) : 1.97 @ 3200DPI
Keyboard : Razer Blackwidow Ultimate
Webcam : Logitech C920s Pro
Headphones : BeyerDynamics DT 770PRO
IEM : AudioTechnica ATH-E40
Mic : Shure MV7X
Audio interface : Focusrite Scarlett 2i2 MK3

Second PC :
MB : Asus ROG Maximus VIII Hero
CPU : Intel Core i7 6700
Cooler : CoolerMaster Hyper TX3 Evo
Ram : 4x4GB HyperX Black 2133MHz
GPU : Asus STRIX GTX 970
PSU : FSP 500w
Case : BitPhoenix Nova Window
OS : ArchLinux on Linux kernel
WM : DWM

Peripherals :

Monitor : Samsung S24E450
The rest is whatever I have on hand

Main laptop :
HP Elitebook 840g6
i5 8550u
16GB DDR4
ArchLinux on Linux Kernel
WM : DWM

Other stuff :
2013 MacBook Pro Retina (13", i7, 16GB)
2009 Mac Pro 4,1 (2x X5675, 64GB, RX580, MacOS Catalina)
Dell Latitude D630 (Core 2 Duo t7500, 4GB, Debian Stable)
Dell Inspiron 9400 (Core 2 Duo, 4GB, Go 7900Gs, Windows XP SP3)
Fujitsu I forgor (Celeron 500, 512MB, Windows 98SE)
And a lot more including servers but I ain't gonna list em all