If you want to distinguish yourself against your competition, you should look into implementing Index Painting or realtime palette conversion as a built-in feature:
You've got a really good start though, the UI looks clean and you've got a good feature set as-is.
Realtime palette conversion would let people author pixel art using truecolor tools while staring at the palettized result, which is a fun way to work.
https://lospec.com/pixel-art-tutorials/hd-index-painting-in-...
You've got a really good start though, the UI looks clean and you've got a good feature set as-is.
Realtime palette conversion would let people author pixel art using truecolor tools while staring at the palettized result, which is a fun way to work.