You still have to adhere to a grid, but other than that, you can freely place app icons, remove text labels, get dark mode ...

This Missoni Sfumato Zig Zag ombré wallpaper has everything you’re looking for. It’s both eye-catching in design and color.

You can spot the zig-zag letters from their zig-zag lines. Let's look at the ‘V’ here. That down up movement makes the zig-zag. ‘W’ is the same, only with more diagonals. Down, up ...