You know I’m a sucker for these. Well-crafted paper pattern.
Source Mihaela Hinayon
Zero CC tileable bark texture, photographed and made by me. CC0
Source Sojan Janso
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
Seamless pattern the basic tile for which can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
Seamless pattern formed from a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
CC0 and seamless wellington boot pattern.
Source SliverKnight
A seamless pattern of leopard skin. It should look nice as a background element on web pages.
Source V. Hartikainen
The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.
Source Firkin
Seamless Prismatic Quadrilateral Line Art Pattern No Background
Source GDJ
White circles connecting on a light gray background.
Source Mark Collins
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
A pattern derived from repeating unit cells each derived from part of a mosaic in paint.net. The starting point for the mosaic was a picture of some prawns!
Source Firkin
Colorful Floral Background 3 No Black
Source GDJ
Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
A slightly grainy paper pattern with small horizontal and vertical strokes.
Source Atle Mo
I’m starting to think I have a concrete wall fetish.
Source Atle Mo
A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
From a drawing in 'Cassell's Library of English Literature', Henry Morley, 1883.
Source Firkin
Derived from a PNG that was uploaded to Pixabay by nutkitten
Source Firkin
Black paper texture, based on two different images.
Source Atle Mo
Based from Design Kindle
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas