Thin lines, noise and texture creates this crisp dark denim pattern.
Source Marco Slooten
Prismatic Groovy Concentric Background 2
Source GDJ
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
Here's a tile-able wood background image for use in web design.
Source V. Hartikainen
Prismatic Geometric Pattern Background 2
Source GDJ
CC0 and seamless wellington boot pattern.
Source SliverKnight
You just can’t get enough of the fabric patterns, so here is one more for your collection.
Source Krisp Designs
Remixed from a design on Pixabay. 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
Prismatic Geometric Pattern Background
Source GDJ
Light gray version of the Binding pattern that looks a bit like fabric.
Source Newbury