This table can be used as a reference for sourcing the materials. For each part, there's a link to its home page and/or copy of the data sheet / reference manual.

Part Source Manual
Rack
Adam Hall 61535B18 Rack Strip home datasheet
Adam Hall 5410BLK Rack Screw Pack home datasheet
Adam Hall 5621 Plain Nylon home datasheet
Adam Hall 5653 Rack Nut Pack home datasheet
Adam Hall 87221 Brush home datasheet
Adam Hall 87222 Brush home
Adam Hall 874 E 03 Rack Drawer ERGO home
Adam Hall 34082B Sprung Handle medium home
Adam Hall 34092 Backing Ring home
Thon Rack Panel 4U BK Thomann
Thon Rack Panel 2U Thomann
Thon Rack Panel 1U Thomann
Thon Rack Tray 2U Thomann
Thon Rack Tray 1U Thomann
Flyht Pro Rack Tray 19" 1U Thomann
Millenium Blue Wheel Bundle 100 mm Thomann datasheet
Thon Rack Headphone Holder Thomann
Inter-Tech 4U 4098-S ATX Case home datasheet
Neomounts by Newstar DS70-450BL1 home datasheet
APC NetShelter Basic Rack PDU home datasheet
TESmart HDMI 8-port KVM Switch home datasheet
Network
Linksys LGS116 Switch home datasheet
ZyXEL GS1915-24E Smart Managed Switch home datasheet
Asus RT-AX53U (AX1800) Router home datasheet
Power meters
SmartPower 3
- Hardkernel Smartpower 3 home
- Hardkernel 19V/7A Power Supply home
x86 ATX power
- Mateksys I2C power monitor home datasheet
- PicoPSU-160-XT DC-DC Power Converter, 160 W home datasheet
- PURPL tranformer 12V, 12,5A 150W home
Experimental
- Shelly Plug S Plus home datasheet
- INA3221 3-chan Module, High-Side Measurement datasheet
Computers
Hardkernel ODROID-H3+ home datasheet
- Kingston FURY Impact DDR4-3200 SODIMM CL20 8G home datasheet
- Kingston NV2 NVMe 500 Gt M.2 PCIe SSD home
Raspberry Pi 4B 8 GB home datasheet
- SanDisk 32 Gt Extreme Pro SDHC UHS-I
- DELL Optiplex Micro I5/16/512/4Y home datasheet
AMD Ryzen 5 5600G home
- Gigabyte B550M AORUS ELITE home datasheet
- Cooler Master MWE Bronze V2 home
- G.Skill 32GB (2 x 16GB) Ripjaws V, DDR4 3200MHz home
- Kingston 1TB NV2 PCIe 4.0 NVMe SSD home
- WD Blue 1 TB SATA3 7200RPM 64 MB 3,5" home
- ARCTIC P12 PWM PST, 120mm PWM fan, black home
Equipment
Delock USB 3.0 front panel home datasheet
DC Plug assembly
USB A dual panel
USB A - ethernet
Transcend RDF5 USB3.0 SD reader home datasheet
Deltaco UH-475 4-port UBS 3.1 hub home datasheet
GeeekPi Standoffs M2.5 Brass Spacer Hex Column home
20x4 I2C LCD Display HD44780, 2004A Green 5v datasheet
PCF8574T Board Module I/O Expander datasheet
MOSFET 4-chan Pulse Trigger Switch Controller
8Pcs Banana Speaker Terminal Binding Post
Logitech MK540 Wireless Keyboard & Mouse home
FullHD 21" monitor
Cables
Displayport - Displayport
HDMI - HDMI
USB B – USB A
USB C – USB A
C13-C14
C19-C20
C14-C5
C14-CEE 7/4
5.5mm DC-DC Plug
5.5mm DC-DC Plug 90 deg angle
5.5mm DC Plug - Banana
5.5mm DC Plug - USB-C
5.5mm DC Plug 2-way splitter
Banana - Banana
Dupont
RJ45 Ethernet male-male
RJ45 Ethernet male-female extension