4 model

Free

Octoprint and GPIO Control Tutorial!

Thingiverse

Free

Raspberry Pi 4 B GPIO / Octoprint Ready 2020 Rail Case! Includes Slimmer Top!

Thingiverse

Free

Raspberry Pi Case with GPIO Access

Thingiverse

Free

OctoPi Case for Prusa i3 MK2S and MK3 with exposed GPIO ports

Thingiverse