Cooling

Fans, heatsinks and active coolers.

Passive heatsink for Raspberry Pi CM5
Low-profile passive heatsink with thermal pad
Hackberry Pi CM5 requires one, but its assembly guide does not state an exact model or dimensions.
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WEIYIXING aluminum cooling case for Raspberry Pi 4
Passive aluminum enclosure/heatsink for Raspberry Pi 4 Model B
Optional part named by the PwnPal creator. The exact model appears marketplace-only; check fit because the guide says it can interfere with the underside of the display.
Used in: The PwnPal
Amazon
HighPi Pro 5V cooling fan
5V three-wire Raspberry Pi cooling fan with GPIO control lead
Exact fan linked by the Lambda Cyberdeck 910 creator; the setup guide connects its control lead to GPIO 14.
PiShop.us
Banana Pi M2 Zero heatsink kit
Low-profile heatsink/cooling kit sized for Banana Pi M2 Zero
The QAZ Cyberdeck source links a marketplace cooler but gives no manufacturer or dimensions. Match the enclosure clearance.
Used in: QAZ Cyberdeck
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