Floors & Yellow #1606
 Wall  CC 0

Floors-Tiles. CC0 License.

Source Unknow

 More Textures
Leaftrim & Black #1684
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Asfault 2 #1381
 Dark  CC 0

Gamedev - Asphalt textures. CC0 License.

Source Davit Masia

Paper yellowish 3 #2120
 Paper  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Checkered [email protected] #323
 Grid  CC BY-SA 3.0

Simple gray checkered lines, in light tones.

Source Radosław Rzepecki

Light Sketch #669
 Paper  CC BY-SA 3.0

Nice and gray, just the way I like it.

Source Dan Kruse

Wood 8 #1452
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Leafy pattern 7 (colour 3) #1825
 Green  CC 0

Alternative colour scheme.

Source Firkin

Zodiac pattern (black background) #267
 Dark  CC 0

A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I. Version with black background.

Source Firkin

Seamless tile 5 #1804
 Red  CC 0

Formed in Paint.net and vectorised in Vector Magic

Source Firkin

Wavy Green Vertical Stripes #936
 Stripes  CC BY-SA 3.0

A background pattern with wavy green vertical stripes. This one has green stripes on a white background. Download if you like it.

Source V. Hartikainen

Bamboo Background Pattern #1330
 Green  CC BY-SA 3.0

This background pattern looks like bamboo to me. Feel free to download it for your website (for your blog perhaps?).

Source V. Hartikainen

Moulin #1066
 Dark  CC BY-SA 3.0

No relation to Moulin Rouge, but still sexy.

Source Venam

Concretia 9 #1416
 Gray  CC 0

Gamedev - Concrete Textures. CC0 License.

Source Davit Masia

Background pattern yellow #1999
 Yellow  CC 0

Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i

Source Firkin

Graphene pattern 1 #2235
 Dark  CC 0

Different from the original in being a simple tile stored as a pattern definition, rather than numerous repeated objects. Hence easy and quick to give this pattern to objects of different shapes. To get the tile in Inkscape, select the rectangle and use shift+alt+i.

Source Firkin

Beechwood #1295
 Wood  CC 0

ZeroCC tileable beechwood wood texture, generated in Neo Texture Edit by me. CC0

Source Sojan Janso

Bright Multicolored Floral Background #559
 Noise  CC 0

Bright Multicolored Floral Background by Karen Arnold from PDP.

Source GDJ

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

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

Source Joel Klein

ecorative divider 209 #2365
 Dark  CC 0

Derived from elements found in a floral ornament drawing on Pixabay.

Source Firkin

Dark Tile-able Grunge Texture #1123
 Grunge  CC BY-SA 3.0

Dark Tile-able Grunge Texture. I think this texture can be classified as grunge. It's free and seamless, as always.

Source V. Hartikainen

Mirrored Squares #123
 Dark  CC BY-SA 3.0

Did some testing with Repper Pro tonight, and this gray mid-tone pattern came out.

Source Atle Mo

Horses pattern #1883
 Unknow  CC 0

Use shift+alt+i on the selected rectangle in Inkscape to get the tile this is based on

Source Firkin

Wall #1249
 Wall  CC 0

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

Source Sojan Janso

Mocha [email protected] #1100
 Gray  CC BY-SA 3.0

You don’t see many mid-tone patterns here, but this one is nice.

Source Joel Klein

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

Background pattern 332 (version 2) #1740
 Blue  CC 0

The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i

Source Firkin

Background pattern 202 (colour 2) #2489
 Green  CC 0

Based on several public domain drawings on Wikimedia Commons. This was formed from a rectangular tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i

Source Firkin