Photograph of Intellivision
Evan-Amos / Wikimedia Commons / Public domain

Mattel console. LTO Flash and composite/RGB kits are the active hardware products.

Published open-source PCB projects

PiRTO II Duo board Open source · GPL-3.0-only

PiRTO II Duo

Open Raspberry Pi Pico 2 Intellivision multicart with JLP and save support.

Other catalogued projects

Mod License Notes
LTO Flash Proprietary Officially licensed USB flash cart. Closed hardware.
Intellivision AV / RGB Mixed / partial source Video encoder replacements for RF-only boards.

Browse these projects in the 3D PCB mod directory. Open-source rows can be shallow-cloned into the git bucket. Generated board renders belong on the artifact CDN, not in git. See the catalog wiki note.