There was a user called @threedslider who seemed keen on restarting development. See this thread: It is cool some feature if it will implement for Natron by contributor - #5 by threedslider
However I haven’t seen any update from him since February. There is another thread discussing this here: Can we talk about the future
The best thing non-coders can do is help out with documentation. I see you’ve already commented on this thread Documentation: please help write the docs! - #16 by afre There’s no maintainer for the documentation so if you spot anything missing go ahead add it. No need to wait for permission!