As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
Prismatic Geometric Tessellation Pattern 4 No Background
Source GDJ
A dark pattern made out of 3×3 circles and a 1px shadow. This works well as a carbon texture or background.
Source Atle Mo
This is indeed a bit strange, but here’s to the crazy ones!
Source Christopher Buecheler
A seamless pattern formed from miutopia mug remixes on a tablecloth.
Source Firkin
Lovely pattern with splattered vintage speckles.
Source David Pomfret
Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
A seamless web background with texture of aged grid paper.
Source V. Hartikainen
Prismatic Geometric Tessellation Pattern No Background
Source GDJ
Inspired by the B&O Play, I had to make this pattern.
Source Atle Mo
f you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
A brown seamless wood texture in a form of stripe pattern. The result has turned out pretty well, in my opinion.
Source V. Hartikainen
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo
The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
I skipped number 3, because it wasn’t all that great. Sorry.
Source Dima Shiper
The name is totally random, but hey, it sounds good.
Source Atle Mo
Heavily remixed from a drawing in 'Barbara Leybourne; a story of eighty years ago', Sarah Hamer, 1889.
Source Firkin
The image depicts a seamless pattern of a tortoise in tortoiseshell (hexagon).
Source Yamachem
Prismatic Geometric Pattern Background No Black
Source GDJ