Satin Weave@2X #1045
Light CC BY-SA 3.0Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
More Textures
Leafy pattern 10 #1775
Dark CC 0From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Lined Paper #362
Stripes CC BY-SA 3.0The classic notebook paper with horizontal stripes.
Source Are Sundnes
Prismatic Abstract Background Design No Black #404
Noise CC 0Prismatic Abstract Background Design No Black
Source GDJ
Woody texture-seamless pattern 03 #2543
Wood CC 0This is a seamless pattern of a woody texture.The original image is here:https://pixabay.com/ja/users/ClassicallyPrinted-1302233/
Source Yamachem
Low Contrast Linen #863
Dark CC BY-SA 3.0A smooth mid-tone gray, or low contrast if you will, linen pattern.
Source Jordan Pittman
Light Aluminum@2X #305
Wall CC BY-SA 3.0Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
Background pattern 9 (greyscale) #213
Dark CC BY-SA 3.0Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Prismatic Geometric Tessellation Pattern 2 No Background@2X #554
Noise CC 0Prismatic Geometric Tessellation Pattern 2 No Background
Source GDJ
Fence 6 #2575
Wood CC 0A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Green Wall #1252
Wall CC 0Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
"Rusted Metal", Grunge Background #1087
Metal CC BY-SA 3.0A rusty grunge background for websites. Feel free to use it in your site's theme.
Source V. Hartikainen
Background pattern 230 (colour 3) #2303
Green CC 0To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Seamless tile 4 #1812
Red CC 0Not strictly seamless in that opposite edges are not identical. But they do marry up to make an interesting pattern
Source Firkin
Fabric pattern 3 (colour 2) #2386
Fabric CC 0Alternative 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
Black Mamba #57
Dark CC BY-SA 3.0The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
Textured Grid Paper #1316
Orange CC BY-SA 3.0A tile-able background for websites with paper-like texture and a grid pattern layered on top of it.
Source V. Hartikainen
Subtle Dark Vertical@2X #608
Dark CC BY-SA 3.0Classic vertical lines, in all its subtlety.
Source Cody L
"Dark Brick Wall", Background Pattern #1024
Stone CC BY-SA 3.0Like the name suggests, this background image consists of a pattern of dark bricks. It may be an option for you, if you are looking for something that looks like a brick wall for use as a background on web pages. It's not a masterpiece, but looks pretty nice when is tiled.
Source V. Hartikainen
Background pattern 252 (colour 5) #2158
Light CC 0Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Subtle Orange Emboss@2X #98
Light CC BY-SA 3.0A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
Hexabump@2X #954
Dark CC BY-SA 3.0Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
Polaroid #187
Wall CC BY-SA 3.0Smooth Polaroid pattern with a light blue tint.
Source Daniel Beaton