The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
I asked Gjermund if he could make a pattern for us – result!
Source Gjermund Gustavsen
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
As simple and subtle as it gets. But sometimes that’s just what you want.
Source Designova
Formed from a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A black tile-able background with paper-like texture.
Source V. Hartikainen
Here's an yet another seamless note paper texture for use as a background on websites.
Source V. Hartikainen
You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Retro Circles Background 4 No Black
Source GDJ
Prismatic Groovy Concentric Background 2
Source GDJ
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
Number five from the same submitter, makes my job easy.
Source Dima Shiper
A blue gray fabric-like texture for websites. An yet another fabric-like texture. It has subtle vertical and diagonal stripes to it.
Source V. Hartikainen
Crossing lines with a subtle emboss effect on a dark background.
Source Stefan Aleksić
A seamless gray background texture suitable for use on websites. To me, it has the look of stone. Feel free to modify it to meet your needs (by making it a bit lighter or darker, for example).
Source V. Hartikainen
Black And White Floral Pattern Background Inverse
Source GDJ
Don’t look at this one too long if you’re high on something.
Source Luuk van Baars
Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
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
Never out of fashion and so much hotter than the 45º everyone knows, here is a sweet 60º line pattern.
Source Atle Mo
Sharp diamond pattern. A small 24x18px tile.
Source Tom Neal