Github is definitely entrenched by now. Students and beginners hardly look for projects outside of it. Sad state of affair.

Interesting analysis of the crates ecosystem. It shows quite well some of the challenges and weaknesses. Nothing to worry about yet about the ecosystem health overall. Still, you should probably be careful when picking dependencies.

They both have their niches and it's welcome in my opinion. Now there are questions about the long term viability of Zig's ecosystem... the niche being smaller it's more at risk.