This one is something special. I’d call it a flat pattern, too. Very well done, sir!
Source GetDiscount
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
This background pattern contains worn out colorful stripes as a texture.
Source V. Hartikainen
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
Original minus the background
Source Firkin
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
A criss-cross pattern similar to one I saw mown into a sports field.
Source Firkin
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
Prismatic Isometric Cube Extra Pattern No Background
Source GDJ
Psychedelic Geometric Background No Black
Source GDJ
Prismatic Polka Dots Mark II No Background
Source GDJ
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Black paper texture, based on two different images.
Source Atle Mo
Based from Design Kindle
Spice up your next school project with this icon background.
Source Swetha
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
Prismatic Abstract Geometric Background 5 No Black
Source GDJ
Tile available in Inkscape using shift-alt-i on the selected rectangle
Source Firkin