The name tells you it has curves. Oh yes, it does!
Source Peter Chon
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
Prismatic Geometric Tessellation Pattern 2 No Background
Source GDJ
I have no idea what J Boo means by this name, but hey – it’s hot.
Source j Boo
A bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male
Prismatic 3D Isometric Tessellation Pattern 6
Source GDJ
Light gray pattern with an almost wall tile-like appearance.
Source Markus Tinner
This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud