Smooth [email protected] #28
 Light  CC BY-SA 3.0

Some rectangles, a bit of dust and grunge, plus a hint of concrete.

Source Atle Mo

 More Textures
Decorative divider 205 #2381
 Dark  CC 0

Derived from a corner decoration itself found as a jpg on Pixabay.

Source Firkin

White Leather #639
 Fabric  CC BY-SA 3.0

I took the liberty of using Dmitry’s pattern and made a version without perforation.

Source Atle Mo

Prismatic Curved Diamond Pattern 4 No Background #541
 Diamond  CC 0

Prismatic Curved Diamond Pattern 4 No Background

Source GDJ

Prismatic Abstract Background [email protected] #791
 Noise  CC 0

Prismatic Abstract Background Design

Source GDJ

Prismatic Groovy Concentric Background No [email protected] #452
 Noise  CC 0

Prismatic Groovy Concentric Background No Black

Source GDJ

Graphcoders Lil Fiber #729
 Fabric  CC BY-SA 3.0

Tiny little fibers making a soft and sweet look.

Source Badhon Ebrahim

Polaroid #187
 Wall  CC BY-SA 3.0

Smooth Polaroid pattern with a light blue tint.

Source Daniel Beaton

[email protected] #1141
 Gray  CC BY-SA 3.0

The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?

Source Joel Klein

Maze-seamless pattern #2555
 Grid  CC 0

This is the remix of an Openclipart clipart called "Maze" uploaded by "any_ono_mous".Thanks.This is a seamless pattern of a maze.

Source Yamachem

Background pattern 214 (colour 4) #2373
 Yellow  CC 0

A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Alternative colour scheme.

Source Firkin

Background pattern pink and colours #2032
 Colorful  CC 0

A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.

Source Firkin

Mugs pattern #2479
 Colorful  CC 0

A seamless pattern formed from miutopia mug remixes on a tablecloth.

Source Firkin

Mosaic tile #2481
 Brown  CC 0

From a drawing in 'Handbook of the excursions proposed to be made by the Lincoln Diocesan Architectural Society, on the 27th and 28th of May, 1857', Edward Trollope, 1857.

Source Firkin

Corrosive Dark #1661
 Metal  CC 0

Metal-Rusty. CC0 License.

Source Unknow

Green Tiles, Background Pattern #1329
 Green  CC BY-SA 3.0

A free background pattern with abstract green tiles.

Source V. Hartikainen

Prismatic Groovy Concentric Background No Black #451
 Noise  CC 0

Prismatic Groovy Concentric Background No Black

Source GDJ

Background Patterns - Emerald #252
 Fabric  CC 0

If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117

Source Viscious-Speed

Decorative divider 216 #2243
 Dark  CC 0

Remixed from a raster on Pixabay that was uploaded by ArtsyBee.

Source Firkin

Frozen Surface With Diagonal Stripes #912
 Stripes  CC BY-SA 3.0

This light background pattern has a texture of "frozen" surface with diagonal stripes. Here's an yet another addition to the collection of free website backgrounds.

Source V. Hartikainen

Floral pattern 6 #2461
 Fabric  CC 0

A pattern formed from a photograph of a 16th century ceramic tile.

Source Firkin

The Black Mamba #769
 Dark  CC BY-SA 3.0

Super dark, crisp and detailed. And a Kill Bill reference.

Source Badhon Ebrahim

"Wide Stripe Wallpaper", Seamless Pattern #970
 Stripes  CC BY-SA 3.0

A seamless pattern with wide vertical stripes colored in pale yellow.

Source V. Hartikainen

Black Leather Texture (Seamless) #1118
 Leather  CC BY-SA 3.0

A seamless texture of black leather. I think it will look best when used in headers, footers or sidebars.

Source V. Hartikainen

Colourful background #2008
 Colorful  CC 0

Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic

Source Firkin

Stone Wall & Green #1536
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Spiral pattern 3 #1934
 Dark  CC 0

From a drawing in 'Danmarks Riges Historie af J. Steenstrup, Kr. Erslev, A. Heise, V. Mollerup, J. A. Fridericia, E. Holm, A. D. Jørgensen', 1897.

Source Firkin

Prismatic Geometric Tessellation Pattern 2 No [email protected] #554
 Noise  CC 0

Prismatic Geometric Tessellation Pattern 2 No Background

Source GDJ

[email protected] #325
 Grid  CC BY-SA 3.0

Sometimes simple really is what you need, and this could fit you well.

Source Factorio.us Collective