Humanoid Robots from K-Scale Labs in Palo Alto K-Scale Labs launched pre-orders for its open-source humanoid, priced at $9K. The K-Bot stands 4′7″, weighs 77lbs, and integrates with K-Scale's ...

Raspberry Pi also has a broader selection of I/Os, such as an audio jack, more USB ports, and more. And with 40 general-purpose I/O (GPIO) pins, you can even daisy chain multiple Raspberry Pis ...