If you’re sick of the fancy 3D, grunge and noisy patterns, take a look at this flat 2D brick wall.
Source Listvetra
Another fairly simple design drawn in Paint.net and vectorized in Inkscape.
Source Firkin
Everyone loves a diamond, right? Make your site sparkle.
Source AJ Troxell
Light and tiny, just the way you like it.
Source Rohit Arun Rao
Retro Circles Background 8 No Black
Source GDJ
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Prismatic Groovy Concentric Background 4
Source GDJ
A seamless pattern formed from miutopia mug remixes on a tablecloth.
Source Firkin
Remixed from a JPG that was uploaded to Pixabay by theasad121
Source Firkin
Colour version of the original pattern.
Source Firkin
Here's a quite bright pink background pattern for use on websites. It doesn't look like a real fur, but it definitely resembles one.
Source V. Hartikainen
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
A dark brown fabric-like background texture with seamless pattern of winding stripes.
Source V. Hartikainen
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
Remixed from a drawing that was uploaded to Pixabay by DavidZydd
Source Firkin
Remixed from a drawing in 'Incidents on a Journey through Nubia to Darfoor', F. Ensor, 1891.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper