A free seamless background texture that looks like a brown stone wall.
Source V. Hartikainen
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
Remixed from a drawing in 'The March of Loyalty', Letitia MacClintock, 1884.
Source Firkin
This one is rather fun and playful. The 2X could be used at 1X too!
Source Welsley
Got some felt in my mailbox today, so I scanned it for you to use.
Source Atle Mo
A bit strange this one, but nice at the same time.
Source Diogo Silva
Derived from a drawing in 'The Murmur of the Shells', Samuel Cowen, 1879.
Source Firkin
This is a hot one. Small, sharp and unique.
Source GraphicsWall
Remixed from a drawing in 'Prehistoric Man: researches into the origin of civilisation in the old and the new world', Daniel Wilson, 1876.
Source Firkin
Geometric triangles seem to be quite hot these days.
Source Pixeden
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
New paper pattern with a slightly organic feel to it, using some thin threads.
Source Atle Mo
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
A playful triangle pattern with different shades of gray.
Source Dimitrie Hoekstra
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
This seamless background image should look nice on websites. It has a dark blue gray texture with vertical stripes, it tiles seamlessly and, like all of the background images here, it's free. So, if you like it, take it!
Source V. Hartikainen
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn