Small Steps #1312
 Light  CC BY-SA 3.0

This ons is quite old school looking. Retro, even. I like it.

Source Arno Declercq

 More Textures
Seamless Marble Like Texture (Light Blue) #1033
 Stone  CC BY-SA 3.0

A seamless marble-like texture colored in light blue.

Source V. Hartikainen

Prismatic Triangular Seamless Pattern III With Background #273
 Dark  CC 0

Prismatic Triangular Seamless Pattern III With Background

Source GDJ

3D Wood #1475
 Wood  CC 0

Basket Fibers, Basket Texture, Braid Background style CC0 texture.

Source 1A-Photoshop

BO Play #661
 Dark  CC BY-SA 3.0

Inspired by the B&O Play, I had to make this pattern.

Source Atle Mo

Rebel #829
 Dark  CC BY-SA 3.0

Not the Rebel alliance, but a dark textured pattern.

Source Hendrik Lammers

Floral pattern 6 #2461
 Fabric  CC 0

A pattern formed from a photograph of a 16th century ceramic tile.

Source Firkin

Simple Horizontal Light #982
 Light  CC BY-SA 3.0

Sometimes you just need the simplest thing.

Source Fabricio

Flowery branch #1891
 Colorful  CC 0

Cut from a jpg on Pixabay and vectorized

Source Firkin

Recharging the void #164
 Noise  CC 0

Original effect recreated by a simple filter.

Source Lazur URH

Concretia 5 #1412
 Gray  CC 0

Gamedev - Concrete Textures. CC0 License.

Source Davit Masia

Background Patterns Lazuli #253
 Fabric  CC 0

If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117

Source Viscious-Speed

Tex2res2 #719
 Fabric  CC BY-SA 3.0

Number 2 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.

Source Janos Koos

Nami #575
 Dark  CC BY-SA 3.0

Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!

Source Dertig Media

Green Dust & [email protected] #108
 Wall  CC BY-SA 3.0

Snap! It’s a pattern, and it’s not grayscale! Of course you can always change the color in Photoshop.

Source Atle Mo

Background pattern 15 #201
 Dark  CC 0

A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.

Source Firkin

Paper Blank 1 #2115
 Paper  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Prismatic Dots Background [email protected] #510
 Noise  CC 0

Prismatic Dots Background 5

Source GDJ

Retro Circles Background [email protected] #425
 Noise  CC 0

Retro Circles Background 5

Source GDJ

Decorative divider 207 #2367
 Dark  CC 0

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

Source Firkin

Reticular [email protected] #764
 Light  CC BY-SA 3.0

The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.

Source Anna Litvinuk

Psychedelic Geometric Background No [email protected] #812
 Noise  CC 0

Psychedelic Geometric Background No Black

Source GDJ

Paper [email protected] #16
 Paper  CC BY-SA 3.0

A slightly grainy paper pattern with small horizontal and vertical strokes.

Source Atle Mo

Church #633
 Paper  CC BY-SA 3.0

I have no idea what J Boo means by this name, but hey – it’s hot.

Source j Boo

Grunge For Surfaces 5 #1402
 Dark  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Background pattern 308 (colour 4) #1868
 Green  CC 0

Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.

Source Firkin

Concrete 2 Col #1466
 Gray  CC 0

Ground style CC0 texture.

Source StruffelProductions

“Transparent” Background Pattern #493
 Light  CC 0

An emulated “transparent” background pattern, like that of all kinds of computer graphics software.

Source AdamStanislav