A colourful background drawn originally in paint.net and vectorised in Vector Magic.
Source Firkin
A seamless background texture of old cardboard.
Source V. Hartikainen
Prepared mostly as a raster in Paint.net and vectorised.
Source Firkin
A cute x, if you need that sort of thing.
Source Juan Scrocchi
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
Sharp pixel pattern, just like the good old days.
Source Paridhi
This is the remix of an Openclipart clipart called "Maze" uploaded by "any_ono_mous".Thanks.This is a seamless pattern of a maze.
Source Yamachem
Prismatic Geometric Pattern Background 2
Source GDJ
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin
Zero CC tileable grass texture, photographed and made by me. CC0
Source Sojan Janso
This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
Here's a bluish gray striped background pattern for use on web sites.
Source V. Hartikainen
Light gray version of the Binding pattern that looks a bit like fabric.
Source Newbury
Seamless Green Tile Background
Source V. Hartikainen
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
Dead simple but beautiful horizontal line pattern.
Source Fabian Schultz
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A light brushed aluminum pattern for your pleasure.
Source Tim Ward
Here's a repeatable texture that resembles a light green concrete wall or something similar.
Source V. Hartikainen
Has nothing to do with toast, but it’s nice and subtle.
Source Pippin Lee
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
The image is the remix of "wire-mesh fence seamless pattern" .This is a more minute version of it.Sorry for the file size.Using path>difference in Inkscape, I will cut out any silhouette from this pattern and create a "meshed silhouette".
Source Yamachem