The Raspberry Pi can boot off NVMe SSDs now

It took me 2 months to boot CM4 from NVMe - NotEnoughTech

Argon ONE M.2 NVME Expansion Board for Raspberry Pi 4, Supports M-Key M.2 NVME SSD

Pi with SSD : r/homebridge

How to Boot a Pi CM4 from NVMe SSD - {DPHacks}

Testing PCIe on the Raspberry Pi 5

【Compatibility】Raspberry Pi 5 PCIe HAT only compatible with Raspberry Pi 5 8GB / 4GB / 2GB / 1GB computer (NOT include Raspberry Pi 5), Model: X1001;

Geekworm X1001 PCIe M.2 Key-M NVMe SSD PIP PCIe Peripheral Board for Raspberry Pi 5

SPI + NVMe booting(beta) - ROCK 4 Series - Radxa Forum

Raspberry Pi 4B expansion board X876 M.2 NVME SSD ultra-thin NAS storage module

Raspberry Pi 4 Boot From USB - AWS, Linux, Raspberry Pi, and Home Automation

Fix for getting your SSD working via USB 3 on your Raspberry PI - PragmaticLinux

State of netbooting Raspberry Pi in 2021