This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
Dark blue concrete wall with some small dust spots.
Source Atle Mo
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
Looks as if it's spray painted on the wall. You can be sure that this pattern will seamlessly fill your backgrounds on web pages.
Source V. Hartikainen
Prismatic Abstract Background Design
Source GDJ
Zero CC tileable moss or lichen covered stone texture, edited from pixabay. CC0
Source Sojan Janso
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868.
Source Firkin
A textured blue background pattern with vertical stripes.
Source V. Hartikainen
White fabric looking texture with some nice random wave features.
Source Hendrik Lammers
This ons is quite old school looking. Retro, even. I like it.
Source Arno Declercq
Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Dark pattern with some nice diagonal stitched lines crossing over.
Source Ashton
A repeating background of beige (or is it more vanilla yellow) textured stripes. One more background with stripes.
Source V. Hartikainen
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.
Source Firkin
A background pattern with blue on white vertical stripes.
Source V. Hartikainen
Prismatic Abstract Geometric Background 2 No Black
Source GDJ
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers