Not sure if anyone Rasa reads this thread anymore, but: a public roadmap.
A public roadmap of the project is a minimum necessity for a developer community to decide how to contribute and how to/if to adopt a project in their work.
insight data of Rasa’s development:
It appears the project has slowed down significantly for a year now, and with no public roadmap for us developers, early (but small) adopters and contributors it adds layers of doubt that go against building an open source community. No videos on your youtube channel for 7 months now too. a check up on this would be a great step forward: Rasa Roadmap - #7 by HermanH