Can you explain in one or two sentences what wolkenkit is doing exactly? From scrolling through the docs it sort of looks like meteor but with a different data

Can you explain in one or two sentences what wolkenkit is doing exactly? From scrolling through the docs it sort of looks like meteor but with a different data model? What is your reasoning for AGPL - it's a no-go for a) indie developers because they can't afford the enterprise stack which is presumably not AGPL b) enterprises because immediately expect a huge price tag And last but not least: Why is this not platform agnostic (e.g. only node)?