A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
Paper model of a tetrahedron. Modelo de papel de um tetraedro.
Source laobc
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Zero CC tileable moss or lichen covered stone texture, edited from pixabay. CC0
Source Sojan Janso
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A bit of scratched up grayness. Always good.
Source Dmitry
This beige background pattern resembles a concrete wall with engravings or something similar to it.
Source V. Hartikainen
Prismatic Groovy Concentric Background 2
Source GDJ
Pattern Background, Texture, Photoshop Structure style CC0 texture.
Source Darkmoon1968
Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
This one is quite simple in design, it consists of vertical stripes layered on top of a seamless texture.
Source V. Hartikainen
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868
Source Firkin
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
Same as Silver Scales, but in black. Turn your site into a dragon with this great scale pattern.
Source Alex Parker
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
Prismatic Groovy Concentric Background 5
Source GDJ
Prismatic Hypnotic Pattern 2 No Background
Source GDJ
Tiny little flowers growing on your screen. Nice, huh?
Source Themes Tube
This one is so simple, yet so good. And you know it. Has to be in the collection.
Source Gluszczenko
Kaleidoscope Prismatic Abstract No Background
Source GDJ
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin