Pyramid@2X #896
Light CC BY-SA 3.0Could remind you a bit of those squares in Super Mario Bros, yeh?
Source Jeff Wall
More Textures
White Paperboard@2X #375
Fabric CC BY-SA 3.0Could be paper, could be a Polaroid frame – up to you!
Source Chaos
Prismatic Abstract Geometric Background 2 #268
Noise CC 0Prismatic Abstract Geometric Background 2
Source GDJ
Diamond pattern 2 (colour 2) #2267
Colorful CC 0From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Mermaid divider #1970
Dark CC 0From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Polaroid@2X #188
Wall CC BY-SA 3.0Smooth Polaroid pattern with a light blue tint.
Source Daniel Beaton
Little Triangles #687
Light CC BY-SA 3.0The basic shapes never get old. Simple triangle pattern.
Source Atle Mo
Decorative divider 213 #2336
Dark CC 0Inspired by a drawing in 'Kulturgeschichte', Freidrich Hellwald, 1896.
Source Firkin
Decorative divider 251 #2069
Dark CC 0Remixed from a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
"Glossy Pink Fur", Pink Background Pattern #1235
Pink CC BY-SA 3.0Here'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
Textured Orange Stripe Pattern #997
Stripes CC BY-SA 3.0A textured orange background pattern with vertical stripes.
Source V. Hartikainen
Inspiration Geometry@2X #1176
Unknow CC BY-SA 3.0This one is rather fun and playful. The 2X could be used at 1X too!
Source Welsley
Prismatic Curved Diamond Pattern 8 No Background #549
Dark CC 0Prismatic Curved Diamond Pattern 8 No Background
Source GDJ
Background pattern 227 #2314
Yellow CC 0A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
Fruit on a branch #1968
Dark CC 0From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Smooth Wall@2X #28
Light CC BY-SA 3.0Some rectangles, a bit of dust and grunge, plus a hint of concrete.
Source Atle Mo
Grunge Wall #81
Wall CC BY-SA 3.0Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
Wavy background #2014
Blue CC 0A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Horses pattern #1883
Unknow CC 0Use shift+alt+i on the selected rectangle in Inkscape to get the tile this is based on
Source Firkin
Page ornament 54 #2059
Dark CC 0Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
Small Crackle Bright #352
Light CC BY-SA 3.0Light gray pattern with an almost wall tile-like appearance.
Source Markus Tinner
Background pattern 224 #2342
Colorful CC 0To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Subtle Stripes@2X #752
Stripes CC BY-SA 3.0Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa