Seamless Prismatic Pythagorean Line Art Pattern No Background. A seamless pattern that includes the original tile (go to Objects / Pattern / Pattern To Objects in Inkscape's menu to extract it).
Source GDJ
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
From a drawing in 'Jardyne's Wife', Charles Wills, 1891.
Source Firkin
From a drawing in 'Less Black than we're painted', James Payn, 1884.
Source Firkin
Derived from an image that was uploaded to Pixabay by pugmom40
Source Firkin
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
Never out of fashion and so much hotter than the 45º everyone knows, here is a sweet 60º line pattern.
Source Atle Mo
The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
Here I have tried to create something that would look like maple wood. Not sure how well it's turned out, but at least it looks like wood.
Source V. Hartikainen
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Number 3 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
From a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Abstract Ellipses Background Grayscale
Source GDJ
Geometric triangles seem to be quite hot these days.
Source Pixeden
Prismatic Snowflakes Pattern 3 No Background
Source GDJ
Pixel by pixel, sharp and clean. Very light pattern with clear lines.
Source M.Ashok
The tile can be had by using shift+alt+i on the selected rectangle in Inkscape
Source Firkin
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Alternative colour scheme for the original floral pattern.
Source Firkin
Black brick wall pattern. Brick your site up!
Source Alex Parker
Same classic 45-degree pattern, dark version.
Source Luke McDonald