Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
Could remind you a bit of those squares in Super Mario Bros, yeh?
Source Jeff Wall
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
Prismatic Abstract Geometric Background 5
Source GDJ
Remixed from a drawing in 'Canadian forest industries July-December', 1915
Source Firkin
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Same as gray sand but lighter. A sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
An abstract pale yellow paper-like background with stains colored in yellow and green.
Source V. Hartikainen
A pale orange background pattern with glossy groove stripes.
Source V. Hartikainen
Number 1 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
New paper pattern with a slightly organic feel to it, using some thin threads.
Source Atle Mo
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
A seamless striped fabric-like texture colored in a dark reddish brown color.
Source V. Hartikainen
This is the remix of "polka dot seamless pattern".The image depicts polka dot seamless pattern.
Source Yamachem
Not the most creative name, but it’s a good all-purpose light background.
Source Dmitry
A background tile for web with abstract repeating texture of dark "stone wall".
Source V. Hartikainen
A seamlessly repeating background pattern of wood. The image is procedurally generated, and, I think, it's turned out quite well.
Source V. Hartikainen
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
Old China with a modern twist, take two.
Source Adam Charlts