Cube Well & Blue #1699
Wall CC 0Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
More Textures
Dark Stitched Leather Background #1121
Leather CC BY-SA 3.0A seamless dark leather-like background texture with diagonal lines that look like stitches.
Source V. Hartikainen
Background Patterns - Aubergine #247
Fabric CC 0If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Concrete Wall 2@2X #80
Wall CC BY-SA 3.0A light gray wall or floor (you decide) of concrete.
Source Atle Mo
Wavy background #2022
Blue CC 0CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Cross pattern (negative) #2332
Dark CC 0A seamless pattern formed from cross 4. To get the original tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Checkered Pattern@2X #323
Grid CC BY-SA 3.0Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
Gravel #1367
Unknow CC 0Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Background pattern 336 (colour 2) #1720
Green CC 0Formed by distorting the inside front cover of 'Diversæ insectarum volatilium : icones ad vivum accuratissmè depictæ per celeberrimum pictorem', Jacob Hoefnagel, 1630.
Source Firkin
Carbon Fiber v2 #105
Carbon CC BY-SA 3.0One more updated pattern. Not really carbon fiber, but it’s the most popular pattern, so I’ll give you an extra choice.
Source Atle Mo
Vintage pattern #1959
Grid CC 0Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
Overlapping planks 4 #2572
Wood CC 0A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Wavy background #2012
Green CC 0A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Decorative divider 198 #2437
Dark CC 0From a drawing in 'Codogno e il suo territorio nella cronaca e nella storia'', Gio and Giarella Cairo, 1897.
Source Firkin
Brushed Alum #67
Light CC BY-SA 3.0A light brushed aluminum pattern for your pleasure.
Source Tim Ward
Decorative divider 280 #1875
Blue CC 0From a drawing in 'Artists and Arabs', Henry Blackburn, 1868
Source Firkin
Dark Denim 3@2X #596
Dark CC BY-SA 3.0This is the third pattern called Dark Denim, but hey, we all love them!
Source Brandon Jacoby
Background pattern 105@2X #564
Dark CC 0A seamless pattern formed from background pattern 102
Source Firkin
Stacked Circles@2X #674
Light CC BY-SA 3.0A simple circle. That’s all it takes. This one is even transparent, for those who like that.
Source Saqib
Pyramid #895
Light CC BY-SA 3.0Could remind you a bit of those squares in Super Mario Bros, yeh?
Source Jeff Wall
Background pattern 272 (colour 2) #2056
Pink CC 0A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin