how to make a sky thats not a flat color? clouds?

[cuhnkedrik]

is there a sky editor where you can make gradient skies and add different kinds of clouds? geometry dash

Personally, I've been tinkering with wide-open stages and figuring out how to integrate high-quality colorful sunsets and sunrises into the skies.

Construct four massive walls around your set, one on each side, or turn the sky into a panoramic backdrop.

Here are a handful of the results you might expect to see... It's possible to view the intersection of the walls in a single image.

The internet is a treasure trove of excellent references for a wide variety of atmospheric and topographical elements. Websites and online communities devoted to photography are a good starting point for your search. Check for permission to use them and copyright restrictions.