From what I gather, RethinkDB hasn't seen a release since July 2017:
https://www.rethinkdb.com/blog/2.3.6-release/
The project may be transitioning to new governance.
https://www.rethinkdb.com/blog/2.3.6-release/
The project may be transitioning to new governance.
I can't really say that RethinkDb NEEDS a new release.It's feature complete in my eyes. All it really needs at this point is maintenance.