It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
A dark pattern made out of 3×3 circles and a 1px shadow. This works well as a carbon texture or background.
Source Atle Mo
Use shift+alt+i on the selected rectangle in Inkscape to get the tile this is based on
Source Firkin
Sometimes you just need the simplest thing.
Source Fabricio
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
Seamless Light Background Texture.
Source V. Hartikainen
Stefan is hard at work, this time with a funky pattern of squares.
Source Stefan Aleksić
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
Prismatic Geometric Pattern Background 2 No Black
Source GDJ
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Remixed from a drawing in 'The March of Loyalty', Letitia MacClintock, 1884.
Source Firkin
Prismatic Polyskelion Pattern No Background
Source GDJ
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
The name is totally random, but hey, it sounds good.
Source Atle Mo
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
The image depicts polka dot seamless pattern.
Source Yamachem
No, not the band but the pattern. Simple squares in gray tones, of course.
Source Atle Mo
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin