6 layers120 × 40 mm

CM5CarrierV2
AsadImranRafique/CM5-Carrier-Board-Rev2
Open-source six-layer Raspberry Pi CM4/CM5 carrier board with USB-C, 25 W PoE, M.2 NVMe, microSD, I2S, and expansion-board connectors.
62 parts1Apache-2.0
Boards in 2 GitHub repositories, designed in KiCad, that use the DP5405 by SDAPO (-40℃~+80℃ 44V~57V Power over Ethernet Module Yes - Ethernet Modules ROHS). See how each wires it, with its parts, size, README and files; the DP5405’s symbol, footprint and pinout are on its own page.

AsadImranRafique/CM5-Carrier-Board-Rev2
Open-source six-layer Raspberry Pi CM4/CM5 carrier board with USB-C, 25 W PoE, M.2 NVMe, microSD, I2S, and expansion-board connectors.

AsadImranRafique/CM5-Carrier-Board
Custom Raspberry Pi CM4/CM5 carrier board with PoE, Gigabit Ethernet, M.2 NVMe, microSD and peripheral interfaces.