Open source open hardware microinverter incoming (with certification for EU grid):

https://fosdem.org/2026/schedule/event/7Q9HMF-open-solar-pow...

2025 for archive:

https://archive.fosdem.org/2025/schedule/event/fosdem-2025-6...

Always a bit jarring to see a devboard stacked on an otherwise neat board. Looks promising though.

I've seen commercial products that use socketed devboards inside. If anything, it's just an indication that the hobbyist and professional spaces are slowly converging.