Saw a Reddit post about this, building off HueForge. Pretty cool.
Looks like they are going to implement CMYW or RYBW mixing (cyan, magenta, yellow, white or red, yellow, blue, white) to achieve print like looks. Seemingly building off what has been shown off on the Snapmaker with layer blending of different colors. So it should be able to get close to actual photo colors easier than HueForge.
So far, just a github so you'd have to build yourself but it's completely open sourced: