To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Prepared mostly as a raster in Paint.net and vectorised.
Source Firkin
Seamless Prismatic Quadrilateral Line Art Pattern No Background
Source GDJ
Number 1 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
I love these crisp, tiny, super subtle patterns.
Source Badhon Ebrahim
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
A seamless pale yellow paper background with a pattern of animal tracks.
Source V. Hartikainen
Prismatic Groovy Concentric Background 5
Source GDJ
I asked Gjermund if he could make a pattern for us – result!
Source Gjermund Gustavsen
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
Submitted by DomainsInfo – wtf, right? But hey, a free pattern.
Source DomainsInfo
Looks like an old rug or a computer chip.
Source Patutin Sergey
A seamlessly tileable pink background texture.
Source V. Hartikainen
Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin
Light gray version of the Binding pattern that looks a bit like fabric.
Source Newbury
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
Prismatic Hypnotic Pattern 2 No Background
Source GDJ
Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
Abstract Tiled Background Extended 8
Source GDJ
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
A pattern derived from part of a fractal rendering in Paint.net.
Source Firkin
Pass parameters to the URL or edit the source code variables to configure the graph paper for the division desired.
Source JayNick
Prismatic Snowflakes Pattern 3 No Background
Source GDJ
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin