Dark Wood@2X #321
Wood CC BY-SA 3.0A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
More Textures
Bamboo Background Pattern #1330
Green CC BY-SA 3.0This background pattern looks like bamboo to me. Feel free to download it for your website (for your blog perhaps?).
Source V. Hartikainen
White Wall #771
Wall CC BY-SA 3.0A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Pinstriped Suit #665
Dark CC BY-SA 3.0Just like your old suit, all striped and smooth.
Source Alex Berkowitz
Diamond pattern 2 (colour 2) #2267
Colorful CC 0From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Background pattern 105 #563
Dark CC 0A seamless pattern formed from background pattern 102
Source Firkin
Argyle@2X #644
Dark CC BY-SA 3.0Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
Prismatic Basic Pattern 2 No Background@2X #448
Noise CC 0Prismatic Basic Pattern 2 No Background
Source GDJ
Background pattern 105@2X #564
Dark CC 0A seamless pattern formed from background pattern 102
Source Firkin
Prismatic Triangular Background Design Mark II 5 #406
Dark CC 0Prismatic Triangular Background Design Mark II 5
Source GDJ
Colourful background #2010
Colorful CC 0Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Fabric Pattern with Stitch Holes #1163
Fabric CC BY-SA 3.0A grayscale fabric pattern with vertical lines of stitch holes.
Source V. Hartikainen
Colorful Floral Background No Black@2X #482
Light CC 0Colorful Floral Background No Black
Source GDJ
Criss-cross pattern #1895
Dark CC 0A criss-cross pattern similar to one I saw mown into a sports field.
Source Firkin
Heart and rose pattern #2419
Pink CC 0Seamless pattern formed from a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Diagonal Striped Brick@2X #680
Stripes CC BY-SA 3.0Might not be super subtle, but quite original in its form.
Source Alex Smith
Polaroid #187
Wall CC BY-SA 3.0Smooth Polaroid pattern with a light blue tint.
Source Daniel Beaton
Spiral background 2 #2245
Colorful CC 0Remixed from a raster on Pixabay, that was uploaded by ArtsyBee.
Source Firkin
Subtle Grey@2X #956
Light CC BY-SA 3.0The Grid. A digital frontier. I tried to picture clusters of information as they traveled through the computer.
Source Haris Šumić
Floral pattern 14 #1754
Yellow CC 0The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Chain background #2063
Dark CC 0Remixed from a drawing in 'Canadian forest industries July-December', 1915
Source Firkin
Gloomy Stripes #994
Stripes CC BY-SA 3.0A dark striped seamless pattern suitable for use as a background on websites.
Source V. Hartikainen