Low Contrast [email protected] #864
 Dark  CC BY-SA 3.0

A smooth mid-tone gray, or low contrast if you will, linen pattern.

Source Jordan Pittman

 More Textures
Decorative divider 277 #1906
 Colorful  CC 0

Vector version of a png that was uploaded to Pixabay by pencilparker

Source Firkin

Craft Paper #1279
 Yellow  CC 0

Zero CC tileable yellow craft paper; scanned and made by me. CC0

Source Sojan Janso

Floral #1679
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Retro Circles Background [email protected] #421
 Dark  CC 0

Retro Circles Background 4

Source GDJ

Page ornament #1987
 Dark  CC 0

Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.

Source Firkin

Background pattern 201 (colour 4) #2494
 Grid  CC 0

A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.

Source Firkin

Diagonales Decalé[email protected] #1019
 Light  CC BY-SA 3.0

Sounds French. Some 3D square diagonals, that’s all you need to know.

Source Graphiste

Dark Brown Timber Wall Texture #874
 Wood  CC BY-SA 3.0

A free seamless background texture of "timber wall" (colored in dark brown).

Source V. Hartikainen

Decorative divider 282 #1857
 Dark  CC 0

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

Source Firkin

Multispirals #1687
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Criss-cross pattern #1895
 Dark  CC 0

A criss-cross pattern similar to one I saw mown into a sports field.

Source Firkin

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

Sort of reminds me of those old house wallpapers.

Source Tish

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

Grunge For Surfaces 9 #1406
 Dark  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Stone Wall & Yellow #1491
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Prismatic Hexagonalism Pattern No Background #391
 Light  CC 0

Prismatic Hexagonalism Pattern No Background

Source GDJ

Background pattern brown #1951
 Brown  CC 0

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

Source Firkin

Feathered #1324
 Unknow  CC BY-SA 3.0

This is sort of fresh, but still feels a bit old school.

Source Martuchox

Fruit on a branch #1967
 Dark  CC 0

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

Source Firkin

Tileable Wood #655
 Wood  CC BY-SA 3.0

Not so subtle. These tileable wood patterns are very useful.

Source Elemis

Winding Stripes Background Pattern #1164
 Fabric  CC BY-SA 3.0

A dark brown fabric-like background texture with seamless pattern of winding stripes.

Source V. Hartikainen

Wide [email protected] #700
 Wall  CC BY-SA 3.0

Simple wide squares with a small indent. Fits all.

Source Petr Šulc.

Block Well #1698
 Colorful  CC 0

Background Wall, Art Abstract, Block Well & CC0 texture.

Source Ractapopulous

Wood Chips 3 #2101
 Unknow  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Sandpaper #1177
 Paper  CC BY-SA 3.0

It is what it is, sandpaper.

Source Atle Mo

Wood 8 #1452
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

"Polished Blue Stone", Seamless Web Texture #1052
 Stone  CC BY-SA 3.0

An abstract web texture of a polished blue stone (or does it look more like ice).

Source V. Hartikainen

Abstract Stars Geometric Pattern Prismatic No [email protected] #810
 Noise  CC 0

Abstract Stars Geometric Pattern Prismatic No Background

Source GDJ

"Dark Red Canvas", Seamless Web [email protected] #1222
 Red  CC BY-SA 3.0

A free seamless background image with a texture of dark red "canvas". It should look very nice on web sites.

Source V. Hartikainen

Fabric of [email protected] #1096
 Light  CC BY-SA 3.0

As far as fabric patterns goes, this is quite crisp.

Source Heliodor Jalba