[email protected] #1174
 Light  CC BY-SA 3.0

Don’t look at this one too long if you’re high on something.

Source Luuk van Baars

 More Textures
Background pattern 257 #2137
 Dark  CC 0

Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i

Source Firkin

[email protected] #1210
 Dark  CC BY-SA 3.0

Everyone needs some stardust. Sprinkle it on your next project.

Source Atle Mo

Grunge For Surfaces 5 #1402
 Dark  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Rubber Grip #101
 Dark  CC BY-SA 3.0

A very slick dark rubber grip pattern, sort of like the grip on a camera.

Source Sinisha

Sponge A2-3 #2126
 Wall  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Sneaker Mesh Fabric #1101
 Light  CC BY-SA 3.0

Snap! A crisp pixel pattern.

Source Victor Bejar

Prismatic Triangular Background Design Mark II 5 #406
 Dark  CC 0

Prismatic Triangular Background Design Mark II 5

Source GDJ

Prismatic Curved Diamond Pattern 4 No Background #541
 Diamond  CC 0

Prismatic Curved Diamond Pattern 4 No Background

Source GDJ

Colorful Floral Background #479
 Noise  CC 0

Colorful Floral Background

Source GDJ

Prismatic Rounded Squares Grid 3 No Background #489
 Noise  CC 0

Prismatic Rounded Squares Grid 3 No Background

Source GDJ

Japanese family crest called chidori 02 #2440
 Brown  CC 0

The image depicts a seamless pattern of a Japanese family crest called "chidori" in Japanese .A chidori in Japanese means a plover in English.

Source Yamachem

Planks & Roughcedar #1351
 Wood  CC 0

CC0 for Free, hope you like it.

Source Yethiel

Congruent Pentagon #1307
 Unknow  CC BY-SA 3.0

Inspired by this, I came up with this pattern. Madness!

Source Atle Mo

Stone Wall & Yellow #1528
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Floors #1590
 Wall  CC 0

Floors-Tiles. CC0 License.

Source Unknow

Wood #49
 Wood  CC BY-SA 3.0

Dark wooden pattern, given the subtle treatment. based on texture from Cloaks.

Source Atle Mo
Based from Cloaks

Bark 1 Roughness #1469
 Paper  CC 0

Bark style CC0 texture.

Source StruffelProductions

Retro Circles Background 4 No Black #422
 Dark  CC 0

Retro Circles Background 4 No Black

Source GDJ

Billie [email protected] #1003
 Light  CC BY-SA 3.0

No relation to the band, but damn it’s subtle!

Source Thomas Myrman

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

Prismatic Abstract Geometric Background 4 No [email protected] #442
 Dark  CC 0

Prismatic Abstract Geometric Background 4 No Black

Source GDJ

Background pattern 308 (colour 2) #1871
 Green  CC 0

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

Source Firkin

Pattern & Iron Net #1618
 Wall  CC 0

Fence. CC0 License.

Source Unknow

Blue & Fissure & Cube #1702
 Wall  CC 0

Background Wall, Art Abstract, Blue Well & CC0 texture.

Source Ractapopulous

Prismatic Basic Pattern 2 No [email protected] #448
 Noise  CC 0

Prismatic Basic Pattern 2 No Background

Source GDJ

Subtle [email protected] #1041
 Light  CC BY-SA 3.0

A heavy hitter at 400x400px, but lovely still.

Source Breezi

Mix & Black Pattern #1629
 Metal  CC 0

Metal-Plain or Painted. CC0 License.

Source Unknow

Prismatic Curved Diamond Pattern 8 No Background #549
 Dark  CC 0

Prismatic Curved Diamond Pattern 8 No Background

Source GDJ