A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks.
A comeback for you: the popular Escheresque, now in black.
Source Patten
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
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
Old China with a modern twist, take two.
Source Adam Charlts
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
A dark pattern made out of 3×3 circles and a 1px shadow. This works well as a carbon texture or background.
Source Atle Mo
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
This white background pattern has a seamless grunge style texture. Here's a white grunge style background pattern. Use it as a tiled background image on web sites or for other purposes.
Source V. Hartikainen
This one is amazing, truly original. Go use it!
Source Viahorizon
The following repeating website background is colored in a blue gray color and resembles a concrete wall or something similar to it.
Source V. Hartikainen
The image is a remix of "edo pattern-samekomon".I changed the color of dots from black to white and added BG in light-brown.
Source Yamachem
A seamless pattern created from a square tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
Seamless Background For Websites. It has a texture similar to cork-board.
Source V. Hartikainen
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
A grayscale fabric pattern with vertical lines of stitch holes.
Source V. Hartikainen
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
This one is rather fun and playful. The 2X could be used at 1X too!
Source Welsley
The original has been presented as black on transparent and stored in the pattern definitions. To retrieve the unit tile select the rectangle in Inkscape and use shift+alt+i
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Because I love dark patterns, here is Brushed Alum in a dark coating.
Source Tim Ward