Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
A bit strange this one, but nice at the same time.
Source Diogo Silva
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
A bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male
Prismatic Polka Dots Mark II 3 No Background
Source GDJ
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
A seamless pattern of leopard skin. It should look nice as a background element on web pages.
Source V. Hartikainen
Background formed from the original with an emboss effect.
Source Firkin
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
Bright Multicolored Floral Background by Karen Arnold from PDP.
Source GDJ
A criss-cross pattern similar to one I saw mown into a sports field.
Source Firkin
Oh yes, it happened! A pattern in full color.
Source Atle Mo
Carbon fiber is never out of fashion, so here is one more style for you.
Source Alfred Lee
A seamless web background with texture of aged grid paper.
Source V. Hartikainen
If you don’t like cream and pixels, you’re in the wrong place.
Source Mizanur Rahman
Continuing the geometric trend, here is one more.
Source Mike Warner
Zero CC tileable wood texture, made by me procedurally in Neo Texture Edit.
Source Sojan Janso
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous