Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A dark pattern made out of 3×3 circles and a 1px shadow. This works well as a carbon texture or background.
Source Atle Mo
Abstract Stars Geometric Pattern Prismatic No Background
Source GDJ
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?
Source Joel Klein
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
Derived from an image that was uploaded to Pixabay by mdmelo.
Source Firkin
Inspired by a drawing seen in 'City of Liverpool', James Picton, 1883.
Source Firkin
Vector version of a JPG that was uploaded to Pixabay by theasad121
Source Firkin
If you need a green background for your blog/website, try this one. Remember that Green Striped Background is seamlessly tileable.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
The name is totally random, but hey, it sounds good.
Source Atle Mo
Prismatic Abstract Geometric Background 5 No Black
Source GDJ
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin