I was researching open source hardware and was surprised to find very few offerings: SiFive (RISC V) and Raptor Computing Systems (POWER9). Are there any other ones?
[1] https://community.nxp.com/t5/LPC-Microcontrollers/Where-may-...
[2] https://forums.puri.sm/t/the-i-mx8-cannot-be-deblobbed-nxp-s...
[3] https://www.reddit.com/r/ECE/comments/9oarto/arm_socs_with_o...