Colors and palettes
How should I use colors and palettes in my design: https://www.refactoringui.com/previews/building-your-color-palette
Most polished non-automatic.
The smartest. Automatic, deep-learned on photographs, movies, and popular art.
Most polished automatic.
User-generated vote-ordered palettes.
For consistent palettes in particular.
For cartography in particular.
For plots and diagrams in particular.
Some options are not listed by the alternativeto.net yet. You can see them in my another version of this list: https://github.com/dogfuntom/Awesome-Palette-Choice