Floral #1679
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

 More Textures
Food #1300
 Yellow  CC BY-SA 3.0

Holy mackerel, it’s colorful—but still subtle.

Source Ilya

Pinetree in tortoiseshell(亀甲松) #2538
 Dark  CC 0

The image depicts a seamless pattern of Japanese Edo pattern called "kikkou-matsu" or "亀甲松" meaning " tortoiseshell-pinetree".The real pinetree is like this: https://jp.pinterest.com/pin/500744052301065077/

Source Yamachem

"Dark Red Canvas", Seamless Web Texture #1221
 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

Floral divider 7 #1747
 Dark  CC 0

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

Source Firkin

Diagmonds #336
 Dark  CC BY-SA 3.0

Love the style on this one, very fresh. Diagonal diamond pattern. Get it?

Source INS

Lorem Ipsum Background #1071
 Paper  CC BY-SA 3.0

An aged paper background tile with smeared and pressed text.

Source V. Hartikainen

Concretia 5 #1412
 Gray  CC 0

Gamedev - Concrete Textures. CC0 License.

Source Davit Masia

Stone Wall & Dark #1584
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Rough Cloth #312
 Fabric  CC BY-SA 3.0

More tactile goodness. This time in the form of some rough cloth.

Source Bartosz Kaszubowski

Lego background #266
 Noise  CC 0

Background formed from the iconic plastic construction bricks that gave me endless hours of fun when I was a lad.

Source Firkin

Stone Wall & Red #1504
 Red  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Grunge [email protected] #82
 Wall  CC BY-SA 3.0

Light gray grunge wall with a nice texture overlay.

Source Adam Anlauf

GPlay #735
 Light  CC BY-SA 3.0

A playful triangle pattern with different shades of gray.

Source Dimitrie Hoekstra

Rocky [email protected] #42
 Light  CC BY-SA 3.0

High detail stone wall with minor cracks and specks.

Source Projecteightyfive

Light Wool #695
 Grid  CC BY-SA 3.0

Submitted as a black pattern, I made it light and a few steps more subtle.

Source Andy

Background pattern 251 (colour 2) #2166
 Yellow  CC 0

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

Source Firkin

Congruent Pentagon Outline #1308
 Dark  CC BY-SA 3.0

By popular request, an outline version of the pentagon pattern.

Source Atle Mo

Seamless Core Pattern 10 #171
 Dark  CC 0

Seamless Core Pattern 10

Source GDJ

Floral background 17 (colour 2) #1850
 Orange  CC 0

Remixed from a JPG that was uploaded to Pixabay by theasad121

Source Firkin

Cork 1 #2108
 Unknow  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Paper texture filter #149
 Paper  CC 0

Filter simulating the texture of heavy paper.

Source Kelan

Dungeons & Flagons 3 #1419
 Diamond  CC 0

Gamedev - Floors Textures. CC0 License.

Source Davit Masia

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

Asfault 4 #1383
 Dark  CC 0

Gamedev - Asphalt textures. CC0 License.

Source Davit Masia

Colorful Floral Background [email protected] #488
 Dark  CC 0

Colorful Floral Background 2

Source GDJ

Background pattern 315 #1845
 Blue  CC 0

The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i

Source Firkin

Vertical Cloth #597
 Dark  CC BY-SA 3.0

You just can’t get enough of the fabric patterns, so here is one more for your collection.

Source Krisp Designs

Kinda [email protected] #1063
 Gray  CC BY-SA 3.0

A nice one indeed, but I have a feeling we have it already? If you spot a copy, let me know on Twitter.

Source Graphiste

Seamless tile 4 #1812
 Red  CC 0

Not strictly seamless in that opposite edges are not identical. But they do marry up to make an interesting pattern

Source Firkin

Background pattern blue #1940
 Blue  CC 0

Formed by heavily distorting part of a an image of a fish uploaded to Pixabay by GLady

Source Firkin