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

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