It’s like Shine Dotted’s sister, only rotated 45 degrees.
Source mediumidee
Snap! It’s a pattern, and it’s not grayscale! Of course you can always change the color in Photoshop.
Source Atle Mo
Prismatic Basic Pattern 2 No Background
Source GDJ
The image depicts the Japanese Edo pattern called "seigaiha" or "青海波" meaning "blue -sea- wave".I hope it's suitable for the summer season.
Source Yamachem
Retro Circles Background 7 No Black
Source GDJ
A free black metallic background pattern. Here's a new pattern I made that looks metallic.
Source V. Hartikainen
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
This background pattern contains worn out colorful stripes as a texture.
Source V. Hartikainen
Inspired by a drawing in 'Kulturgeschichte', Freidrich Hellwald, 1896.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Tiny circle waves, almost like the ocean.
Source Sagive
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?
Source Joel Klein
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Thin lines, noise and texture creates this crisp dark denim pattern.
Source Marco Slooten
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
Prismatic Geometric Pattern Background 2 No Black
Source GDJ
The image depicts a seamless pattern of pine tree leaves.
Source Yamachem
Formed by heavily distorting part of a an image of a fish uploaded to Pixabay by GLady
Source Firkin
A dark gray, sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
An alternative colour scheme for the original background.
Source Firkin
Prismatic Hexagonalism Pattern No Background
Source GDJ
Dark blue concrete wall with some small dust spots.
Source Atle Mo
Number 1 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo