Nim implements ARC but also ORC for when you want it to handle reference cycles for you. Keep an eye out for news on this, we will soon have a new release that makes these two features much better and hopefully some articles to explain these concepts in more detail.
Since I wasn't quite happy with it, I turned my @nim_lang party trick into something more useful.
Say hello to compile time checked TeX commands in LaTeX DSL:
github.com/Vindaar/LatexDSL
Soon: helpers like DataFrame to LaTeX table anyone?
I am experimenting with a new build of unofficial-webapp-office using @nim_lang and GTK3 instead of Qt. I have the snap package down to 976KB from 155MB, Wayland support, and proper fonts. Just need to work on persisting cookies between apps/sessions.