A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
Light square grid pattern, great for a “DIY projects” sort of website, maybe?
Source Rafael Almeida
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
The image depicts a seamless pattern made using a bird's face.
Source Yamachem
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Tiny circle waves, almost like the ocean.
Source Sagive
A series of 5 patterns. That’s what the P stands for, if you didn’t guess it.
Source Dima Shiper
Some rectangles, a bit of dust and grunge, plus a hint of concrete.
Source Atle Mo
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
Old China with a modern twist, take two.
Source Adam Charlts
A seamless background texture of old cardboard.
Source V. Hartikainen
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
The image depicts a seamless pattern which was made using stripe-like things including borders.I used OCAL cliparts called "Blue Greek Key With Lines Border" uploaded by "GR8DAN" and "daisy border" uploaded by "johnny_automatic".Thanks.
Source Yamachem
Paper model of a tetrahedron. Modelo de papel de um tetraedro.
Source laobc
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
A seamless pattern with wide vertical stripes colored in pale yellow.
Source V. Hartikainen