Grid@2X #975
Gray CC BY-SA 3.0There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
More Textures
Tessellation 16 (colour 3) #2213
Green CC 0The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Micro Carbon@2X #8
Carbon CC BY-SA 3.0Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
Blue Stripes Pattern #969
Stripes CC BY-SA 3.0A textured blue background pattern with vertical stripes.
Source V. Hartikainen
Colourful background 14 #2526
Colorful CC 0A colourful background drawn originally in paint.net and vectorised in Vector Magic.
Source Firkin
Prismatic Groovy Concentric Background #449
Noise CC 0Prismatic Groovy Concentric Background
Source GDJ
Cubes@2X #134
Light CC BY-SA 3.0This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
Dark Wall@2X #818
Dark CC BY-SA 3.0Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
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
Seamless Cork Board Background #881
Wood CC BY-SA 3.0Here's a seamless brown cork board background texture. Feel free to download or reshare if you like.
Source V. Hartikainen
Light Honeycomb #59
Light CC BY-SA 3.0Light honeycomb pattern made up of the classic hexagon shape.
Source Federica Pelzel
Elastoplast@2X #283
Light CC BY-SA 3.0A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
Argyle@2X #644
Dark CC BY-SA 3.0Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
Blue Wallpaper For Websites #910
Stripes CC BY-SA 3.0A blue background wallpaper for websites. It has a seamless texture with vertical stripes. It looks quite nice not only when using as a tiled background on websites, but also on computer desktops.
Source V. Hartikainen
Textured Orange Stripe Pattern #997
Stripes CC BY-SA 3.0A textured orange background pattern with vertical stripes.
Source V. Hartikainen