It's nice that more people in the FOSS community take note of macOS's design and (historically, at least) attention to detail. However, this project (judging by the screenshots, which is how everyone is going to judge you if you claim to be inspired by Apple's work), they're already making serious (but fixable) mistakes: https://ravynos.com/images/ravyn_0.4.0_pre_desktop.png > - What the actual heck is that window bo…
What should WIP software look like? There was a time when the 1998 beta for macOS, called Rhapsody, looked horrible and disjoint. There was also a time when the iPhone looked like this - https://i.imgur.com/wwH2UoF.jpg
As for Rhapsody, that looked decent, it had a similar vibe to A/UX where it looks like Mac OS Classic but runs Unix.
Perhaps you are referring to Kodiak or Cheetah, but those were pretty GUI-consistent at that time. Granted, up to Panther it was just Aqua and getting it to work consistently and performant, but I don't think it was ever in the state that this RavynOS is. That's mostly because NeXTStep as a foundation already had an existing GUI that was consistent.
RavynOS is having a bad presentation because it looks like some sort of odd partially-done theme based on CDE/Motif.