Dark Stitched Leather Background #996
Stripes CC BY-SA 3.0A seamless dark leather-like background texture with diagonal lines that look like stitches.
Source V. Hartikainen
More Textures
Subtle Orange Emboss #97
Light CC BY-SA 3.0A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
Padded #61
Dark CC BY-SA 3.0A beautiful dark padded pattern, like an old classic sofa.
Source Chris Baldie
Seamless Prismatic Pythagorean Line Art Pattern No Background@2X #570
Light CC 0Seamless Prismatic Pythagorean Line Art Pattern No Background. A seamless pattern that includes the original tile (go to Objects / Pattern / Pattern To Objects in Inkscape's menu to extract it).
Source GDJ
Background pattern 328 (colour 6) #1796
Red CC 0To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
Background pattern 230 #2304
Yellow CC 0To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Green Fibers #91
Dark CC BY-SA 3.0The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
Background pattern 208 #2465
Grid CC 0A seamless pattern created from a square tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Decorative divider 289 #1819
Dark CC 0From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
Retina Dust@2X #916
Light CC BY-SA 3.0First pattern tailor-made for Retina, with many more to come. All the old ones are upscaled, in case you want to re-download.
Source Atle Mo
Dark Geometric #619
Dark CC BY-SA 3.0Continuing the geometric trend, here is one more.
Source Mike Warner
Carpet seamless texture 3 #2553
Wall CC 0From an image on opengameart.org shared by rubberduck.
Source Firkin
Cardboard Flat #961
Gray CC BY-SA 3.0Not a flat you live inside, like in the UK – but a flat piece of cardboard.
Source Appleshadow