Tile available in Inkscape using shift-alt-i on the selected rectangle
Source Firkin
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
The file was named striped lens, but hey – Translucent Fibres works too.
Source Angelica
Background pattern made in "Grunge-Like" style. Available in both SVG and JPG formats. Edit to your needs then click the download button.
Source V. Hartikainen
Nicely crafted paper pattern, although a bit on the large side (500x593px).
Source Blaq Annabiosis
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
Abstract Geometric Monochrome Pattern Prismatic No Background
Source GDJ
Carbon fiber is never out of fashion, so here is one more style for you.
Source Alfred Lee
Here's an yet another background for websites, with a seamless texture of wood planks this time.
Source V. Hartikainen
Honestly, who does not like a little pipe and mustache?
Source Luca Errico
Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin
This one is something special. I’d call it a flat pattern, too. Very well done, sir!
Source GetDiscount
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
A pattern formed from repeated instances of corner decoration 8. To get the basic tile select the rectangle in Inkscape and use shift+alt+i
Source Firkin
ZeroCC tileable moss texture, photographed and made by me. CC0
Source Sojan Janso
Sort of like the Photoshop transparent background, but better!
Source Alex Parker
A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
The image depicts a seamless pattern made using a bird's face.
Source Yamachem
A seamless pattern formed from background pattern 102
Source Firkin
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Dark Tile-able Grunge Texture. I think this texture can be classified as grunge. It's free and seamless, as always.
Source V. Hartikainen
Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim