Beige Paper #83
 Paper  CC BY-SA 3.0

This was submitted in a beige color, hence the name. Now it’s a gray paper pattern.

Source Konstantin Ivanov

 More Textures
Dark Wall #1253
 Wall  CC 0

Zerro CC tillable texture of stones photographed and made by me. CC0

Source Sojan Janso

Background pattern 234 #2259
 Brown  CC 0

Drawn in Paint.net and vectorised in Vector Magic.

Source Firkin

Sponge A2-3 #2126
 Wall  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Banner 62 #2439
 Dark  CC 0

From a drawing in 'Lil', Evelyn Whittaker, 1893.

Source Firkin

"Glossy Pink Fur", Pink Background Pattern #1235
 Pink  CC BY-SA 3.0

Here'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

Dungeons & Flagons 2 #1418
 Diamond  CC 0

Gamedev - Floors Textures. CC0 License.

Source Davit Masia

Laminate Wall #1274
 Wall  CC 0

Zero CC tileable Laminate wood texture, photographed and made by me. CC0

Source Sojan Janso

Page ornament 23 #2357
 Dark  CC 0

Formed in Paint.net and vectorised in Vector Magic.

Source Firkin

[email protected] #1153
 Wall  CC BY-SA 3.0

Did anyone say The Hoff? This pattern is in no way related to Baywatch.

Source Josh Green

Background pattern 19 (black) #203
 Dark  CC 0

A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.

Source Firkin

Cross [email protected] #48
 Dark  CC BY-SA 3.0

Nice and simple crossed lines in dark gray tones.

Source Stefan Aleksić

60º [email protected] #26
 Light  CC BY-SA 3.0

Never out of fashion and so much hotter than the 45º everyone knows, here is a sweet 60º line pattern.

Source Atle Mo

Gold Wall & Black #1251
 Wall  CC 0

Zerro CC tillable texture of stones photographed and made by me. CC0

Source Sojan Janso

Stripy checkerboard pattern #1768
 Dark  CC 0

Simple combination of stripy squares with their negatively coloured counterparts

Source Firkin

Prismatic Abstract Geometric Background 5 No [email protected] #792
 Noise  CC 0

Prismatic Abstract Geometric Background 5 No Black

Source GDJ

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

Zig-zag pattern #2418
 Grid  CC 0

A seamless pattern based on a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.

Source Firkin

Dark Brick [email protected] #136
 Wall  CC BY-SA 3.0

Black brick wall pattern. Brick your site up!

Source Alex Parker

Background pattern black #2026
 Dark  CC 0

Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857. The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.

Source Firkin

Stone Wall & Red #1507
 Red  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Crisp Paper [email protected] #842
 Light  CC BY-SA 3.0

Sort of reminds me of those old house wallpapers.

Source Tish

Background pattern 306 (colour 2) #1881
 Colorful  CC 0

Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.

Source Firkin

Wood 3b #1446
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Embossed [email protected] #732
 Paper  CC BY-SA 3.0

One more from Badhon, sharp horizontal lines making an embossed paper feeling.

Source Badhon Ebrahim

Leaftrim #1683
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Tactile [email protected] #6
 Dark  CC BY-SA 3.0

A heavy dark gray base, some subtle noise and a 45-degree grid makes this look like a pattern with a tactile feel to it.

Source Atle Mo

Fleurs-de-lys pattern 2 (colour) #2204
 Colorful  CC 0

Colour version of the original pattern inspired by the front cover of 'Old and New Paris', Henry Edwards, 1894.

Source Firkin

Circular frame 26 #1711
 Dark  CC 0

Derived from an image that was uploaded to Pixabay by Darkmoon1968

Source Firkin

Floral background 21 (colour) #1784
 Dark  CC 0

From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.

Source Firkin