Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
Prismatic Groovy Concentric Background 3 No Black
Source GDJ
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
Dark blue concrete wall with some small dust spots.
Source Atle Mo
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Brushed aluminum, in a bright gray version. Lovely 2X as well.
Source Andre Schouten
Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
The name tells you it has curves. Oh yes, it does!
Source Peter Chon
Pass parameters to the URL or edit the source code variables to configure the graph paper for the division desired.
Source JayNick
Nasty or not, it’s a nice pattern that tiles. Like they all do.
Source Badhon Ebrahim
This background texture resembles stone. It may be used as a background on web pages or on some of their html elements (header, borders, menu bar, etc.). Just modify it for your needs.
Source V. Hartikainen
Dark Tile-able Grunge Texture. I think this texture can be classified as grunge. It's free and seamless, as always.
Source V. Hartikainen
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
An alternative colour scheme for the original background.
Source Firkin
The file was named striped lens, but hey – Translucent Fibres works too.
Source Angelica
Abstract Stars Geometric Pattern Prismatic No Background
Source GDJ