Inspired by this, I came up with this pattern. Madness!
Source Atle Mo
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
ZeroCC tileable wood boards texture, photographed and made by me. CC0
Source Sojan Janso
An alternative colour scheme for the original seamless texture formed from an image on Pixabay.
Source Firkin
The first pattern on here using opacity. Try it on a site with a colored background, or even using mixed colors.
Source Nathan Spady
Zero CC tileable pine bark texture, photographed and made by me. CC0
Source Sojan Janso
The image depicts a seamless pattern of a tortoise in tortoiseshell (hexagon).
Source Yamachem
Prismatic Abstract Background Design
Source GDJ
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Prismatic Geometric Pattern Background 2 No Black
Source GDJ
Prismatic Rounded Squares Grid 3 No Background
Source GDJ
Classic vertical lines, in all its subtlety.
Source Cody L
Love the style on this one, very fresh. Diagonal diamond pattern. Get it?
Source INS
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Sharp pixel pattern looking like some sort of fabric.
Source Dmitry
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A textured orange background pattern with vertical stripes.
Source V. Hartikainen
Neat little photography icon pattern.
Source Hossam Elbialy