"Dirty Paper", Seamless Background #1059
Paper CC BY-SA 3.0A seamless background colored in pale orange. It has a paper like texture with diagonal grid pattern.
Source V. Hartikainen
More Textures
Grey Washed Wall #1128
Wall CC BY-SA 3.0This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
Triangular ornament 32 #2435
Dark CC 0Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
Paper 3@2X #32
Paper CC BY-SA 3.0Light gray paper pattern with small traces of fiber and some dust.
Source Atle Mo
Background pattern 224 (colour 5) #2338
Colorful CC 0To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Argyle #643
Dark CC BY-SA 3.0Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
Snow@2X #628
Wall CC BY-SA 3.0Real snow that tiles, not easy. This is not perfect, but an attempt.
Source Atle Mo
Background Patterns - Lava #251
Fabric CC 0If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Background pattern 10 #216
Noise CC 0A pattern drawn in Paint.net and vectorized in Vector Magic.
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
Small Steps #1312
Light CC BY-SA 3.0This ons is quite old school looking. Retro, even. I like it.
Source Arno Declercq
Floral pattern 10 #1771
Yellow CC 0From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Iron Grip@2X #588
Dark CC BY-SA 3.0Sounds like something from World of Warcraft. Has to be good.
Source Tony Kinard
Background pattern 201 (colour 4) #2494
Grid CC 0A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Vichy@2X #72
Light CC BY-SA 3.0This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
Decorative divider 283 (version 2) #1855
Dark CC 0Remixed from a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Floral pattern 17 (colour) #1724
Orange CC 0Derived from an image that was uploaded to Pixabay by mdmelo.
Source Firkin
Background pattern green #1953
Green CC 0To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Prismatic Abstract Geometric Background 2 No Black #445
Noise CC 0Prismatic Abstract Geometric Background 2 No Black
Source GDJ
Square ornament 38 #2147
Dark CC 0From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
Subtle Orange Emboss #97
Light CC BY-SA 3.0A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
Back Pattern@2X #946
Light CC BY-SA 3.0Pixel by pixel, sharp and clean. Very light pattern with clear lines.
Source M.Ashok
Through Pixel Dream #1228
Yellow CC BY-SA 3.0A yellow tiled background... Blurriness, bokeh effect and rectangles pattern in one mix.
Source V. Hartikainen
Carbon Fiber Big #326
Carbon CC BY-SA 3.0Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective