Just wanted to highlight this since it’s pretty far down the list:

> Added read support for HEIF/HEIC file format.

I’ve been using a Nautilus script to convert these on the fly before launching darktable. Nice to finally be rid of that.

The accompanying blog entry has a somewhat friendlier overview of the major changes:

https://www.darktable.org/2021/12/darktable-3-8/