Concrete Wall #77
 Wall  CC BY-SA 3.0

Dark blue concrete wall with some small dust spots.

Source Atle Mo

 More Textures
Stressed Linen #986
 Dark  CC BY-SA 3.0

We have some linen patterns here, but none that are stressed. Until now.

Source Jordan Pittman

Twinkle Twinkle #1010
 Dark  CC BY-SA 3.0

A very dark spotted twinkle pattern for your twinkle needs.

Source Badhon Ebrahim

Prismatic Geometric Tessellation Pattern 2 No Background #553
 Noise  CC 0

Prismatic Geometric Tessellation Pattern 2 No Background

Source GDJ

Wine glass background #2054
 Pink  CC 0

Remixed from an image on Pixabay uploaded by Prawny

Source Firkin

Transparent Square [email protected] #299
 Grid  CC BY-SA 3.0

The first pattern on here using opacity. Try it on a site with a colored background, or even using mixed colors.

Source Nathan Spady

Pattern & Plywood #1347
 Wood  CC 0

CC0 for Free, hope you like it.

Source Yethiel

Tessellation 9 #2548
 Grid  CC 0

A seamless tessellation pattern. To get the tile this is formed from, select the pattern in Inkscape and use shift+alt+i.

Source Firkin

Seamless Prismatic Geometric Pattern With Background #264
 Dark  CC 0

Seamless Prismatic Geometric Pattern With Background

Source GDJ

Background pattern 251 (colour 3) #2165
 Blue  CC 0

To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.

Source Firkin

Retina [email protected] #916
 Light  CC BY-SA 3.0

First pattern tailor-made for Retina, with many more to come. All the old ones are upscaled, in case you want to re-download.

Source Atle Mo

Colourful background #2007
 Colorful  CC 0

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

Source Firkin

Floral pattern 7 (colour 4) #2288
 Green  CC 0

Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.

Source Firkin

Nasty [email protected] #1009
 Gray  CC BY-SA 3.0

Nasty or not, it’s a nice pattern that tiles. Like they all do.

Source Badhon Ebrahim

Old Cardboard, Background Texture #1213
 Cardboard  CC BY-SA 3.0

A seamless background texture of old cardboard.

Source V. Hartikainen

Green Striped Background #899
 Stripes  CC BY-SA 3.0

If you need a green background for your blog/website, try this one. Remember that Green Striped Background is seamlessly tileable.

Source V. Hartikainen

“Transparent” Background [email protected] #494
 Light  CC 0

An emulated “transparent” background pattern, like that of all kinds of computer graphics software.

Source AdamStanislav

[email protected] #958
 Dark  CC BY-SA 3.0

I guess this one is inspired by an office. A dark office.

Source Andrés Rigo.

Light [email protected] #60
 Light  CC BY-SA 3.0

Light honeycomb pattern made up of the classic hexagon shape.

Source Federica Pelzel

Parquet flooring pattern #2427
 Red  CC 0

A seamless pattern recreated from an image on Pixabay. It is reminiscent of parquet flooring and is formed from a square tile, which can be recovered in Inkscape by selecting the ungrouped rectangle and using shift-alt-I together.

Source Firkin

Floral divider 5 #1749
 Dark  CC 0

From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.

Source Firkin

Background pattern 227 (colour 2) #2313
 Blue  CC 0

A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.

Source Firkin

Decorative divider 282 #1857
 Dark  CC 0

From a drawing in 'In an Enchanted Island', William Mallock, 1892.

Source Firkin

Dark Denim #372
 Dark  CC BY-SA 3.0

Thin lines, noise and texture creates this crisp dark denim pattern.

Source Marco Slooten

Wood Texgen 2 #1436
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

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

Page ornament 29 #2307
 Red  CC 0

From a drawing in 'Az Osztrák-Magyar Monarchia irásban és képben', 1885.

Source Firkin

Background pattern 227 #2314
 Yellow  CC 0

A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.

Source Firkin

Stone Wall & Yellow #1555
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Flying swan pattern #1979
 Blue  CC 0

Remixed from a drawing in 'Line and form', Walter Crane, 1914.

Source Firkin

HIXS Evolution #609
 Dark  CC BY-SA 3.0

Heavy depth and shadows here, but might work well on some mobile apps.

Source Damian Rivas