It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Utilising a bird from s-light and some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
Background Wall, Art Abstract, Watercolor Vintage style CC0 texture.
Source Ractapopulous
Could remind you a bit of those squares in Super Mario Bros, yeh?
Source Jeff Wall
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
Background Wall, Art Abstract, white Well & CC0 texture.
Source Ractapopulous
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Green Web Background, Seamless tile.
Source V. Hartikainen
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
A new one called white wall, not by me this time.
Source Yuji Honzawa
It’s like Shine Dotted’s sister, only rotated 45 degrees.
Source mediumidee
The image depicts a Japanese Edo pattern called "kanoko or 鹿の子" meaning "fawn" which has a fur with small white spots.
Source Yamachem
Dark, crisp and subtle. Tiny black lines on top of some noise.
Source Wilmotte Bastien
A lot of people like the icon patterns, so here’s one for your restaurant blog.
Source Andrijana Jarnjak
Never out of fashion and so much hotter than the 45º everyone knows, here is a sweet 60º line pattern.
Source Atle Mo
Prismatic Groovy Concentric Background 4 No Black
Source GDJ
A light gray wall or floor (you decide) of concrete.
Source Atle Mo
A free seamless texture of reptile skin colored in a dark brown color. As always, you may use it as a repeated background image in your web design works, or for any other purposes.
Source V. Hartikainen