Blue Stripes Pattern #969
 Stripes  CC BY-SA 3.0

A textured blue background pattern with vertical stripes.

Source V. Hartikainen

 More Textures
Decorative divider 298 #1744
 Dark  CC 0

From a drawing in 'Bond Slaves. The story of a struggle.', Isabella Varley, 1893.

Source Firkin

Worn [email protected] #710
 Fabric  CC BY-SA 3.0

These dots are already worn for you, so you don’t have to.

Source Matt McDaniel

Decorative divider 220 #2230
 Dark  CC 0

Prepared mostly as a raster in Paint.net and vectorised.

Source Firkin

Worn Out Cardboard #1214
 Cardboard  CC BY-SA 3.0

A seamless texture of worn out "cardboard".

Source V. Hartikainen

Floral background #1964
 Dark  CC 0

Remixed from a drawing in 'A Child of the Age', Francis Adams, 1894.

Source Firkin

Background cubic #238
 Dark  CC 0

Fondo en falsa perpectiva

Source Roshellin

Sponge A2-6 #2129
 Wall  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Repeating Vintage Paper Background #1077
 Paper  CC BY-SA 3.0

A repeating background of beige paper with vintage look. Repeats to infinity, as usual.

Source V. Hartikainen

Background pattern 238 (colour 2) #2228
 Green  CC 0

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

Source Firkin

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

Prismatic Abstract Geometric Background 5 No Black

Source GDJ

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

Flowery pattern 4 #2328
 Colorful  CC 0

Remixed from a vector adapted from a jpg on Pixabay. The tile this is constructed from can be had by selecting the rectangle in Inkscape and using shift-alt-i.

Source Firkin

Grunge For Surfaces 10 #1407
 Dark  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Subtle Zebra 3D #623
 Stripes  CC BY-SA 3.0

It’s a subtle zebra, in 3D. Oh yes!

Source Mike Warner

Ravenna #354
 Wall  CC BY-SA 3.0

I guess this is inspired by the city of Ravenna in Italy and its stone walls.

Source Sentel

Wild Flowers #1181
 Gray  CC BY-SA 3.0

Tiny little flowers growing on your screen. Nice, huh?

Source Themes Tube

Subtle [email protected] #956
 Light  CC BY-SA 3.0

The Grid. A digital frontier. I tried to picture clusters of information as they traveled through the computer.

Source Haris Šumić

Stone Wall & Red #1505
 Red  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Background pattern 323 (colour 2) #1811
 Blue  CC 0

Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.

Source Firkin

Green Background With Leaves #1331
 Green  CC BY-SA 3.0

It looks very nice I think.

Source V. Hartikainen

Stone Wall & Purple #1565
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Pink Background Pattern #1232
 Pink  CC BY-SA 3.0

A free pink background pattern.

Source V. Hartikainen

Floral pattern 13 #1756
 Green  CC 0

From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.

Source Firkin

Prismatic Dots Background [email protected] #516
 Noise  CC 0

Prismatic Dots Background 8

Source GDJ

Mix & Black Pattern #1634
 Metal  CC 0

Metal-Plain or Painted. CC0 License.

Source Unknow

Textured Paper Background (Vanilla Yellow) #1219
 Yellow  CC BY-SA 3.0

Here's a new paper-like background for free use on personal and commercial projects (this applies to all background patterns here).

Source V. Hartikainen

Chequered dotted cat #2430
 Grid  CC 0

A chequered cat with polka dots and background.

Source Firkin