Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
Love me some light mesh on a Monday. Sharp.
Source Wilmotte Bastien
Tile-able Dark Brown Wood Background. Feel free to use it as a background image in your designs or somewhere on the web. By the way, the color seems to be close to Coffee Brown.
Source V. Hartikainen
Background Wall, Art Abstract, Blue Well & CC0 texture.
Source Ractapopulous
Derived from an image that was uploaded to Pixabay by mdmelo.
Source Firkin
The image depicts a seamless pattern of pine tree leaves.
Source Yamachem
From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
A seamless canvas texture for using as background on websites. Colored in pale tones of brown.
Source V. Hartikainen
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
A pale orange background pattern with glossy groove stripes.
Source V. Hartikainen
A seamless background of warped stripes on paper.
Source V. Hartikainen
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
A playful triangle pattern with different shades of gray.
Source Dimitrie Hoekstra
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Light honeycomb pattern made up of the classic hexagon shape.
Source Federica Pelzel
Pass parameters to the URL or edit the source code variables to configure the graph paper for the division desired.
Source JayNick
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
Remixed from a vector adapted from a jpg on Pixabay. The tile this is constructed from can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
A black tile-able background with paper-like texture.
Source V. Hartikainen
Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
Sharp diamond pattern. A small 24x18px tile.
Source Tom Neal