Concretia 7 #1414
 Gray  CC 0

Gamedev - Concrete Textures. CC0 License.

Source Davit Masia

 More Textures
Stone Wall & Green #1485
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Floral background 10 (colour 2) #2045
 Pink  CC 0

Remixed from a drawing in 'The March of Loyalty', Letitia MacClintock, 1884.

Source Firkin

Spotty Pattern #1229
 Red  CC BY-SA 3.0

Spotty background pattern.

Source V. Hartikainen

Dark Well #1259
 Wall  CC 0

Zerro CC tillable texture of stones photographed and made by me. CC0

Source Sojan Janso

Prismatic Polyskelion Pattern No Background #394
 Light  CC 0

Prismatic Polyskelion Pattern No Background

Source GDJ

Background pattern 225 (colour 4) #2324
 Green  CC 0

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

Source Firkin

Background pattern 252 (colour 4) #2159
 Light  CC 0

Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.

Source Firkin

crissXcross #111
 Dark  CC BY-SA 3.0

Dark pattern with some nice diagonal stitched lines crossing over.

Source Ashton

Stone Wall & Yellow #1580
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Dark Stripes #39
 Dark  CC BY-SA 3.0

Very dark pattern with some noise and 45-degree lines.

Source Stefan Aleksić

Background pattern 29 #200
 Dark  CC 0

Pattern produced in Paint.net using the Vibrato plug-in.

Source Firkin

Tree and bird pattern #1982
 Green  CC 0

From a drawing in 'Line and form', Walter Crane, 1914.

Source Firkin

Leafy pattern #2335
 Dark  CC 0

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

Source Firkin

plant pattern 01 #2507
 Unknow  CC 0

The image is a seamless pattern which is derived from a vine .Consequently, the vine got like dots via vectorization.The original vine is here:jp.pinterest.com/pin/500744052301410188/

Source Yamachem

Floral pattern 17 #1723
 Dark  CC 0

Derived from an image that was uploaded to Pixabay by mdmelo.

Source Firkin

Wave [email protected] #1133
 Light  CC BY-SA 3.0

Submitted by DomainsInfo – wtf, right? But hey, a free pattern.

Source DomainsInfo

Floral background [email protected] #430
 Wall  CC 0

Background formed from the original with an emboss effect

Source GDJ

Stone Wall & Dark #1542
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Subtle [email protected] #922
 Light  CC BY-SA 3.0

As simple and subtle as it gets. But sometimes that’s just what you want.

Source Designova

Background pattern 272 #2057
 Brown  CC 0

A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i

Source Firkin

Abstract Paper-Like Background With Colorful Stains #1226
 Yellow  CC BY-SA 3.0

An abstract pale yellow paper-like background with stains colored in yellow and green.

Source V. Hartikainen

Swirl #947
 Light  CC BY-SA 3.0

The name tells you it has curves. Oh yes, it does!

Source Peter Chon

Retro Squares Background 7 #397
 Noise  CC 0

Retro Squares Background 7

Source GDJ

Decorative divider 292 #1774
 Dark  CC 0

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

Source Firkin

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

Prismatic Rounded Squares Grid 3 No Background

Source GDJ

Background pattern blue #1940
 Blue  CC 0

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

Source Firkin

"Brown Stone Wall" #1026
 Stone  CC BY-SA 3.0

A free seamless background texture that looks like a brown stone wall.

Source V. Hartikainen

Wood 6b #1450
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Dark Stitched Leather Background #1121
 Leather  CC BY-SA 3.0

A seamless dark leather-like background texture with diagonal lines that look like stitches.

Source V. Hartikainen