Abstract Tiled Background Extended 9 #520
 Dark  CC 0

Abstract Tiled Background Extended 9

Source GDJ

 More Textures
Retro Circles Background 4 No Black #422
 Dark  CC 0

Retro Circles Background 4 No Black

Source GDJ

Background pattern 306 (colour 4) #1877
 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 Texgen 2 #1436
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Prismatic Geometric Pattern Background No [email protected] #786
 Noise  CC 0

Prismatic Geometric Pattern Background No Black

Source GDJ

White Wave #681
 Stripes  CC BY-SA 3.0

Light and tiny, just the way you like it.

Source Rohit Arun Rao

Dark & Gray #1299
 Stone  CC 0

ZeroCC tileable stone texture, edited from pixabay. CC0

Source Sojan Janso

Cross pattern #2333
 Dark  CC 0

A seamless pattern formed from cross 4. To get the original tile select the rectangle in Inkscape and use shift-alt-i.

Source Firkin

Banner 62 #2439
 Dark  CC 0

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

Source Firkin

Gray Dark #1238
 Gray  CC BY-SA 3.0

Free cc0, hope you will like!

Source SliverKnight

Office #957
 Dark  CC BY-SA 3.0

I guess this one is inspired by an office. A dark office.

Source Andrés Rigo.

Background pattern 329 #1769
 Dark  CC 0

A pattern formed entirely from squares

Source Firkin

Leafy pattern 9 #1802
 Green  CC 0

Remixed from an image that was uploaded to Pixabay by KirstenStar

Source Firkin

Background pattern 273 #2042
 Dark  CC 0

Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.

Source Firkin

Tessellation 9 #2548
 Grid  CC 0

A seamless tessellation pattern. To get the tile this is formed from, select the pattern in Inkscape and use shift+alt+i.

Source Firkin

Fake Brick #358
 Dark  CC BY-SA 3.0

Black, simple, elegant, and useful.

Source Marat

Sports car pattern 2 #2441
 Colorful  CC 0

A seamless pattern formed from a sports car on clker.com. To get the tile, select the rectangle in Inkscape and use shift+alt+i.

Source Firkin

Diamonds #1674
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Paper [email protected] #1061
 Paper  CC BY-SA 3.0

Just what the name says, paper fibers. Always good to have.

Source Heliodor jalba

First Aid [email protected] #702
 Fabric  CC BY-SA 3.0

No, not the band but the pattern. Simple squares in gray tones, of course.

Source Atle Mo

Fabric pattern (colour 2) #2401
 Fabric  CC 0

Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.

Source Firkin

White Wall #771
 Wall  CC BY-SA 3.0

A huge one at 800x600px. Made from a photo I took going home after work.

Source Atle Mo

Eight Horns #1325
 Light  CC BY-SA 3.0

Looks like an old rug or a computer chip.

Source Patutin Sergey

Prismatic Geometric Pattern Background #407
 Noise  CC 0

Prismatic Geometric Pattern Background

Source GDJ

Diamond pattern 2 (colour 3) #2266
 Colorful  CC 0

From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.

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

"Beige Stone", Seamless Web Texture #1031
 Stone  CC BY-SA 3.0

It looks like a polished stone surface to me. Download it for free, as always.

Source V. Hartikainen

Subtle [email protected] #752
 Stripes  CC BY-SA 3.0

Vertical lines with a bumpy, yet crisp, feel to it.

Source Raasa

edo pattern-samekomon #2271
 Dark  CC 0

The image depicts an edo-era pattern called "same-komon" or "鮫小紋"which looks like a shark skin.The "same" in Japanese means shark in English.

Source Yamachem