Oh that's exciting! Thanks for sharing. I might play a bit more when that is released.
I just pulled up my OSRS Google doc "backlog" and it's a few pages of things tracking what I should do next. The game really scratches that itch of crossing items off a TODO list.
Sailing recently got enough votes that they've started development on it:
https://oldschool.runescape.wiki/w/Sailing
I suppose it could still get shut down by the community later.