Tileable Wood #655
Wood CC BY-SA 3.0Not so subtle. These tileable wood patterns are very useful.
Source Elemis
More Textures
Noise Pattern With Subtle Cross Lines #179
Grid CC BY-SA 3.0More bright luxury. This is a bit larger than fancy deboss, and with a bit more noise.
Source Viszt Péter
Light Gray@2X #1204
Gray CC BY-SA 3.0Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
Textured Red Brown Plastic #878
Wood CC BY-SA 3.0Textured Red Brown Plastic, Free Background Pattern. Although there's already enough plastic in our lives, let's bring it to the web too.)
Source V. Hartikainen
Wooden Background For Websites #873
Wood CC BY-SA 3.0This background has abstract texture with some similarities to wood.
Source V. Hartikainen
Light Toast@2X #760
Paper CC BY-SA 3.0Has nothing to do with toast, but it’s nice and subtle.
Source Pippin Lee
Floral background 2 #380
Wall CC 0Background formed from the original with an emboss effect
Source GDJ
Leafy pattern 9 #1802
Green CC 0Remixed from an image that was uploaded to Pixabay by KirstenStar
Source Firkin
Prismatic Geometric Pattern Background 2 #409
Noise CC 0Prismatic Geometric Pattern Background 2
Source GDJ
Checkered Light Emboss@2X #281
Grid CC BY-SA 3.0Sort of like the Photoshop transparent background, but better!
Source Alex Parker
Background pattern 334 (colour 2) #1731
Yellow CC 0Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
Seamless Green Curtain Background #1333
Green CC BY-SA 3.0A free seamless background image with abstract texture of green "curtain".
Source V. Hartikainen
Floral design #1985
Dark CC 0Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Mocha Grunge #1099
Gray CC BY-SA 3.0You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Decorative divider 299 #1743
Dark CC 0From a drawing in 'Bond Slaves. The story of a struggle.', Isabella Varley, 1893.
Source Firkin
"Animal Tracks", Background Pattern #1225
Yellow CC BY-SA 3.0A seamless pale yellow paper background with a pattern of animal tracks.
Source V. Hartikainen
Grey Washed Wall@2X #1129
Wall CC BY-SA 3.0This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
Sine wave background 2 #1734
Dark CC 0The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Stitched Wool@2X #844
Light CC BY-SA 3.0I love these crisp, tiny, super subtle patterns.
Source Badhon Ebrahim
Prismatic Curved Diamond Pattern 2 No Background@2X #539
Diamond CC 0Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
Gun Metal@2X #361
Dark CC BY-SA 3.0With a name this awesome, how can I go wrong?
Source Nikolay Boltachev
Fence 3 #2578
Wood CC 0A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Leafy frame 31 #1726
Green CC 0A frame using leaves from an image that was uploaded to Pixabay by mayapujiati
Source Firkin
Glass block pattern #2477
Brown CC 0Produced using the clouds, flames and glass blocks plug-ins in Paint.net and the resulting .PNG vectorised with Vector Magic.
Source Firkin
White Carbon Fiber@2X #824
Light CC BY-SA 3.0More carbon fiber for your collections. This time in white or semi-dark gray.
Source Badhon Ebrahim