To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Prismatic Abstract Geometric Background 2 No Black
Source GDJ
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Prismatic Abstract Background Design
Source GDJ
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Can’t believe we don’t have this in the collection already! Slick woven pattern with crisp details.
Source Max Rudberg
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Non-seamless pattern drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
Light honeycomb pattern made up of the classic hexagon shape.
Source Federica Pelzel
Clean and crisp lines all over the place. Wrap it up with this one.
Source Dax Kieran
One can never have too few rice paper patterns, so here is one more.
Source Atle Mo
Here's an yet another seamless note paper texture for use as a background on websites.
Source V. Hartikainen
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Prismatic Abstract Background Design No Black
Source GDJ
I took the liberty of using Dmitry’s pattern and made a version without perforation.
Source Atle Mo
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin