Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
A simple circle. That’s all it takes. This one is even transparent, for those who like that.
Source Saqib
Zero CC tileable hard cover red book, scanned and made by me. CC0
Source Sojan Janso
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin
Seamless tile drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
From a drawing in 'Jardyne's Wife', Charles Wills, 1891.
Source Firkin
Seamless Olive Green Web Background Image
Source V. Hartikainen
Prismatic Floral Pattern 3 Variation 3 No Background
Source GDJ
Because I love dark patterns, here is Brushed Alum in a dark coating.
Source Tim Ward
The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
Prismatic Isometric Cube Extra Pattern No Background
Source GDJ
A repeating background for websites with a texture of black groove stripes.
Source V. Hartikainen
Otis Ray Redding was an American soul singer-songwriter, record producer, arranger, and talent scout. So you know.
Source Thomas Myrman
Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A seamless background of warped stripes on paper.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Textured Red Brown Plastic, Free Background Pattern. Although there's already enough plastic in our lives, let's bring it to the web too.)
Source V. Hartikainen
Prismatic Abstract Background Design
Source GDJ
Pattern #100! A black classic knit-looking pattern.
Source Factorio.us Collective
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo