Just to go against the grain a bit: Those modules are way, way overkill for 99% of sites. Just looking at the screenshot in the Seo Maestro thread, all those options would confuse most of my clients. Who really wants or needs to manually edit the change frequency of a single page? Some of those options should also be generated automatically (Locale, based on the current language) or set globally (Site Name, for example). I get that you can control which fields to show and that it's kind of a framework which you can use for all kinds of sites. But in my experience, showing five screens of SEO settings on every page is the best way to get clients/editors to be scared of them and never use them.
Three fields - title, description, preview image - are all you need most of the time. KISS.
I would use external tools for this. There are many tools that are much better at this stuff than Yoast, and they look at the page as a whole, not just the body content. For example, at work we have at some points used the following tools among others, in no particular order: Ryte, Seobility, Semrush, Sistrix. And many more ...