I don't think it's the code that makes WordPress valuable. I've been learning WordPress recently and haven't been too impressed with the internals. WordPress is valuable because of the ecosystem and support. I have no doubt that WordPress will still be a thing in ten years. What's the support plan for EmDash? I see commits are mostly from a single developer. E: Oh, I think it's an April fools joke, I'm embarrassed. E…
There's always https://textpattern.com/ which is also as old as Wordpress (older?) and better coded. (See also t https://textpattern.org/ ).
"Better coded" is very much a subjective assessment.