No they aren't. See darktable and Ansel. I will never use darktable again. https://ansel.photos/en/
Also since you seem to be familiar with both project, is Ansel compatible with Darktable sidecar files? If an existing Darktable user were to move to Ansel what can they expect to carry over and what might be lost?
I am only familiar with his YouTube, and then this topic. https://github.com/aurelienpierreeng/ansel Here are his examples.
It seems 1:1 compatible when I switched.