I love these crisp, tiny, super subtle patterns.
Source Badhon Ebrahim
A new take on the black linen pattern. Softer this time.
Source Atle Mo
The tile this is based on 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
This one resembles a black concrete wall when is tiled. It should look great, at least with dark website themes.
Source V. Hartikainen
Free tiled background with colorful stripes and white splatter.
Source V. Hartikainen
A free pink background pattern.
Source V. Hartikainen
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
Inspired by a 1930s wallpaper pattern I saw on TV.
Source Firkin
From drawing in 'Musings in Maoriland', Thomas Bracken, 1890.
Source Firkin
A slightly grainy paper pattern with small horizontal and vertical strokes.
Source Atle Mo
A free seamless background texture of "timber wall" (colored in dark brown).
Source V. Hartikainen
Inspired by the B&O Play, I had to make this pattern.
Source Atle Mo
This beige background pattern resembles a concrete wall with engravings or something similar to it.
Source V. Hartikainen
Geometric triangles seem to be quite hot these days.
Source Pixeden
Here's a subtle marble-like background for use on websites.
Source V. Hartikainen
Prismatic Abstract Background Design No Black
Source GDJ
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Prismatic Abstract Geometric Background 4
Source GDJ
Prismatic Geometric Tessellation Pattern 4 No Background
Source GDJ
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin