I have created some Fuji-like styles using darktable-chart.
The special feature is that they use also the scene-referred workflow and filmic RGB.
Here is the jpg-ooc in Classic Chrome:
and here the jpeg developed from the RAW:
There is a style that creates the conditions:
Fuji F49__BASE.dtstyle (4.6 KB)
and one style (ore more in the package), that creates the colors:
Fuji F49_ClassicChrome-like.dtstyle (3.0 KB)
If you want to play with the Image (CC BY-SA 4.0 License):
160506-DSCF9048-T10.RAF (32.0 MB)
160506-DSCF9048-T10.RAF.xmp (12.8 KB)
Here are the packages with all styles - one with 24 patches and one with 49 patches.
Styles_F24.zip (18.1 KB)
Styles_F49.zip (22.7 KB)
If you want to know more about my experiments with styles, you will find an article on my website - unfortunately only in German. But google translate helps.