[saboot]

This has piqued my interest, which vendors are using an open source stack?

[snvzz]

Platypus[0] and QuickLogic[1] I am aware of.

0. https://ir.quicklogic.com/press-releases/detail/657/quicklog...

1. https://www.designnews.com/semiconductors-chips/is-platypus-...