Remember vim's first release date is 1991. What other ~30 year-old non-niche software do you know that has managed to remain relevant and having people actively developing for it?

https://en.wikipedia.org/wiki/Vim_(text_editor)#History

Me neither. That show how good vim/neovim is. I hardly see any issue with vim (and a bunch of plugins) during my daily usage.

the downside of vim docs