Heavily remixed from a drawing that was uploaded to Pixabay by ractapopulous
Source Firkin
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
Number five from the same submitter, makes my job easy.
Source Dima Shiper
Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
Colour version of the original pattern inspired by the front cover of 'Old and New Paris', Henry Edwards, 1894.
Source Firkin
Abstract Geometric Monochrome Pattern Prismatic No Background
Source GDJ
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
As simple and subtle as it gets. But sometimes that’s just what you want.
Source Designova
Abstract Ellipses Background Grayscale
Source GDJ
Prismatic Abstract Background Design No Black
Source GDJ
A seamless pattern that includes the original tile (go to Objects / Pattern / Pattern To Objects in Inkscape's menu to extract it).
Source GDJ
Prismatic Triangular Background Design Mark II 5
Source GDJ
Pixel by pixel, sharp and clean. Very light pattern with clear lines.
Source M.Ashok
Retro Circles Background 4 No Black
Source GDJ