Radxa

schematics

published (PDF + SMD maps + DXF + 3D STP + CE/FCC public)

toolchain

open (open BSP/kernel/U-Boot)

blobs

required (Rockchip rkbin/DDR/TF-A required)

retail

open_market (global)

Schematics and mechanical files are publicly downloadable and the BSP is open, but the RK3588 needs proprietary Rockchip blobs and editable PCB source is not released.

• https://docs.radxa.com/en/rock5/rock5b/download recorded 2026-08-13

  Hardware Design section listing "v1.3 Schematic pdf", "v1.42 Schematic pdf", "v1.3 SMD pdf", "v1.3 2D Top&Bottom dxf", "v1.42 3D Figure stp" and a Quality certification section with CE EMC test reports; no editable PCB source offered

• https://github.com/radxa-repo/bsp recorded 2026-08-13

  "bsp - Radxa BSP Build Tool" under a GPL-3.0 license, 1,163 commits

• https://github.com/rockchip-linux/rkbin recorded 2026-08-13

  Rockchip's own "Firmware and Tool Binarys" repository - prebuilt SPL/DDR/UsbPlug/BL31/BL32/OPTEE boot binaries distributed as binaries rather than source

• https://ameridroid.com/products/rock5-model-b recorded 2026-08-13

  ROCK 5 Model B listed for sale at an authorized US distributor at $289.95 across three RAM variants