Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
This background pattern contains a seamless texture of bark. It's not very realistic, but I think it looks quite nice.
Source V. Hartikainen
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Prismatic Geometric Pattern Background
Source GDJ
A beautiful dark padded pattern, like an old classic sofa.
Source Chris Baldie
Prismatic Hexagonalism Pattern No Background
Source GDJ
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
Abstract Tiled Background Extended 6
Source GDJ
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
A white version of the very popular linen pattern.
Source Ant Ekşiler
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
A seamless pattern formed from cross 4. To get the original tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A bit of scratched up grayness. Always good.
Source Dmitry
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857. The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
Derived from an image that was uploaded to Pixabay by TheDigitalArtist
Source Firkin