Raspberry Pi HAT Brass Stacking Standoff Kit - Spell Foundry
Raspberry Pi Sense HAT with Orientation, Pressure, Humidity and Temperature Sensors
Raspberry Pi Build HAT - DEV-18705 - SparkFun Electronics
SparkFun Qwiic / STEMMA QT HAT for Raspberry Pi : ID 4688 : $7.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Dual Isolated CAN FD HAT for Raspberry Pi
PiKVM v3 HAT by Maxim Devaev — Kickstarter
Amazon.com: Multicomp for Use with:Raspberry Pi B+, Raspberry Pi 2, Raspberry Pi 3 and Hat Pcbs - CBPIHAT-BLK : Electronics
Thermocouple Measurement HAT for Raspberry Pi® from Measurement Computing
DVMPi for Raspberry Pi 3 B+ and DVMega UHF or VHF/UHF HATs » C4Labs
How to set up the Pi Cap with your Raspberry Pi – Bare Conductive
Introducing Raspberry Pi HATs - Raspberry Pi
Industrial Automation for Raspberry Pi – Sequent Microsystems
Grove Base Hat for Raspberry Pi - Seeed Wiki
Pi Cap
/i/65915/products/2018-07-30T23%3A28%3A46.356Z-IMG_20180730_191023795_HDR.jpg?1606306133 "12-Bit/8-Channel ADC HAT for Raspberry Pi from BurgessWorld Custom Electronics on Tindie")
12-Bit/8-Channel ADC HAT for Raspberry Pi from BurgessWorld Custom Electronics on Tindie
Waveshare Raspberry PI POE Hat for 3B+ and Pi 4 - Probotronix
$49.80 - Gameboy Style Gamepad Hat for Raspberry Pi - Tinkersphere
The 10 best Raspberry Pi HATs — The MagPi magazine
Pi Cap – Bare Conductive
SparkFun Qwiic HAT for Raspberry Pi - DEV-14459 - SparkFun Electronics
PI-16ADC - Alchemy Power - Development Board, ADC HAT For Raspberry Pi A+/B+/Pi-2/Pi-3/Pi-4, 16-Channel
Raspberry Pi: Combine a Raspberry Pi with up to 4 Raspberry Pi Zeros for less than US$50 with the Cluster HAT - NotebookCheck.net News
Introducing Raspberry Pi HATs - Raspberry Pi
Raspberry Pi Input Extender Kit: Pi Hat + Node
