Prismatic Diamond Background [email protected] #811
 Diamond  CC 0

Prismatic Diamond Background 6

Source GDJ

 More Textures
Wood 8b #1453
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Background pattern 223 (colour 6) #2348
 Yellow  CC 0

Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.

Source Firkin

Grunge For Surfaces 1 #1398
 Dark  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Background pattern 302 #1894
 Red  CC 0

The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.

Source Firkin

Sine wave background 2 #1734
 Dark  CC 0

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

Source Firkin

Triangles #743
 Grid  CC BY-SA 3.0

Sharp but soft triangles in light shades of gray.

Source Pixeden

Floral background 22 (colour) #1779
 Green  CC 0

From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.

Source Firkin

Background pattern #1941
 Brown  CC 0

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

Source Firkin

"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

Ribbon pattern 2 (version 2, colour 5) #2035
 Colorful  CC 0

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

Source Firkin

Dark [email protected] #602
 Dark  CC BY-SA 3.0

The name is totally random, but hey, it sounds good.

Source Atle Mo

Stone Wall & Purple #1541
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Paper [email protected] #32
 Paper  CC BY-SA 3.0

Light gray paper pattern with small traces of fiber and some dust.

Source Atle Mo

Lead glass tile #2048
 Colorful  CC 0

Mostly just mucked about with the colours and made one of the paths in the lead frame opaque. The glass remains transparent.

Source Firkin

Light Paper [email protected] #836
 Paper  CC BY-SA 3.0

More in the paper realm, this time with fibers.

Source Jorge Fuentes

White Well & Star #1700
 Wall  CC 0

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

Source Ractapopulous

Background pattern 221 #2347
 Dark  CC 0

A seamless pattern formed from a tile made from ornament 22. To get the tile, select the rectangle in Inkscape and use shift+alt+i.

Source Firkin

"Black Groove Stripes", Repeating Background #971
 Stripes  CC BY-SA 3.0

A repeating background for websites with a texture of black groove stripes.

Source V. Hartikainen

Gold Scale #284
 Light  CC BY-SA 3.0

More Japanese-inspired patterns, Gold Scales this time.

Source Josh Green

Abstract Arbitrary Geometric [email protected] #498
 Noise  CC 0

Abstract Arbitrary Geometric Background derived from an image on Pixabay.

Source GDJ

Stone Wall & Yellow #1552
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Stone Wall & Dark #1521
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Vintage Clay Tile 6 #1463
 Unknow  CC 0

Gamedev - Roofs Textures. CC0 License.

Source Davit Masia

Scribble Light #739
 Paper  CC BY-SA 3.0

A bit like smudged paint or some sort of steel, here is scribble light.

Source Tegan Male

Prismatic Geometric Pattern Variation 2 With Background #471
 Noise  CC 0

Prismatic Geometric Pattern Variation 2 With Background

Source GDJ

Art Nouveau ornament-seamless pattern #2550
 Brown  CC 0

This is the remix of an OCAL clipart called "Art Nouveau ornament" uploaded by "microcosme".Thanks.This is a seamless pattern of an Art Nouveau ornament.

Source Yamachem

Floral pattern 13 #1756
 Green  CC 0

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

Source Firkin

Background pattern 215 (colour 3) #2369
 Pink  CC 0

A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.

Source Firkin