A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
A seamless texture of worn out "cardboard".
Source V. Hartikainen
Formed by distorting the inside front cover of 'Diversæ insectarum volatilium : icones ad vivum accuratissmè depictæ per celeberrimum pictorem', Jacob Hoefnagel, 1630.
Source Firkin
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
This pattern comes in orange, and it looks as if it is "made of glass".
Source V. Hartikainen
No, not the band but the pattern. Simple squares in gray tones, of course.
Source Atle Mo
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
ZeroCC tileabel stone granite texture, edited from pixabay. CC0
Source Sojan Janso
More carbon fiber for your collections. This time in white or semi-dark gray.
Source Badhon Ebrahim
Everyone loves a diamond, right? Make your site sparkle.
Source AJ Troxell
A seamless background of warped stripes on paper.
Source V. Hartikainen
Oh yes, it happened! A pattern in full color.
Source Atle Mo
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
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
The image is a remix of "edo pattern-samekomon".I changed the color of dots from black to white and added BG in light-yellow.
Source Yamachem
Abstract Geometric Monochrome Pattern Prismatic No Background
Source GDJ
The classic notebook paper with horizontal stripes.
Source Are Sundnes
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
A slightly grainy paper pattern with small horizontal and vertical strokes.
Source Atle Mo
A seamlessly repeating background pattern of wood. The image is procedurally generated, and, I think, it's turned out quite well.
Source V. Hartikainen
Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
A repeating gloomy background image. This one consists of a pattern of black chains layered on top of a dark textured background.
Source V. Hartikainen
The first pattern on here using opacity. Try it on a site with a colored background, or even using mixed colors.
Source Nathan Spady
An aged paper background tile with smeared and pressed text.
Source V. Hartikainen
This metal background pattern resembles a metal plate with rivets. Solid rivets on a metal plate.
Source V. Hartikainen
The image is a seamless pattern of a fishnet.
Source Yamachem
Prismatic Hypnotic Pattern No Background
Source GDJ
The following orange background pattern resembles a honeycomb.
Source V. Hartikainen