This was formed by distorting an image of a background on Pixabay.
Source Firkin
Geometric triangles seem to be quite hot these days.
Source Pixeden
More in the paper realm, this time with fibers.
Source Jorge Fuentes
From a drawing in 'La Principauté de Liège et les Pays-Bas au XVIe siècle', Société des Bibliophiles Liégeois ,1887.
Source Firkin
The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
From an image on opengameart.org shared by rubberduck.
Source Firkin
A seamless pattern made from the gold Penrose triangle by GDJ and the two remixes
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Have you wondered about how it feels to be buried alive? Here is the pattern for it.
Source Hendrik Lammers
The base gradient edited so now more details are rendered.
Source Lazur URH
Prismatic Groovy Concentric Background 3
Source GDJ
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
This texture looks like old leather. It should look great as a background on web pages.
Source V. Hartikainen
A seamless background texture of old cardboard.
Source V. Hartikainen
Seamless Light Background Texture.
Source V. Hartikainen