Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Prismatic Abstract Geometric Background 4 No Black
Source GDJ
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
Subtle scratches on a light gray background.
Source Andrey Ovcharov
Nothing like a clean set of bed sheets, huh?
Source Badhon Ebrahim
Pattern #100! A black classic knit-looking pattern.
Source Factorio.us Collective
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
Light gray pattern with an almost wall tile-like appearance.
Source Markus Tinner
Here's a brown background pattern with subtle stripes. I hope you'll like the color. If not, feel free to change it using an image editor, if you know how of course. Personally, I'm using GIMP to create these backgrounds.
Source V. Hartikainen
Formed from decorative divider 184 in paint.net. Vectorised with Vector Magic.
Source Firkin
Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
Not the most creative name, but it’s a good all-purpose light background.
Source Dmitry
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
By popular request, an outline version of the pentagon pattern.
Source Atle Mo
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ
Remixed from a raster on Pixabay, that was uploaded by ArtsyBee.
Source Firkin