From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Semi-light fabric pattern made out of random pixels in shades of gray.
Source Atle Mo
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
To get the tile this is made up from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Prismatic Hexagonalist Pattern No Background
Source GDJ
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Nice little grid. Would work great as a base on top of some other patterns.
Source Arno Gregorian
Background formed from the iconic plastic construction bricks that gave me endless hours of fun when I was a lad.
Source Firkin
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
Abstract Ellipses Background Grayscale
Source GDJ
Number five from the same submitter, makes my job easy.
Source Dima Shiper
This is a seamless pattern of regular hexagon which has a honeycomb structure.
Source Yamachem
Geometric triangles seem to be quite hot these days.
Source Pixeden
Prismatic Groovy Concentric Background 4
Source GDJ
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
Nothing like a clean set of bed sheets, huh?
Source Badhon Ebrahim
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
Remixed from a PNG that was uploaded to Pixabay by k_jprather
Source Firkin
Same as Silver Scales, but in black. Turn your site into a dragon with this great scale pattern.
Source Alex Parker