Background pattern Pink #1938
 Pink  CC 0

Fix and cc0 to get the tile this is based on.

Source SliverKnight

 More Textures
Mossy Wall #1269
 Wall  CC 0

Zero CC Mossy stone tileable texture, photographed and made by me. CC0

Source Sojan Janso

Repeating Stone-Like Background (Dark Brown) #1056
 Stone  CC BY-SA 3.0

A repeating background with dark brown stone-like texture and abstract pattern that looks like tree trunks.

Source V. Hartikainen

Floral design #1984
 Green  CC 0

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

Source Firkin

Rice Paper [email protected] #341
 Paper  CC BY-SA 3.0

One can never have too few rice paper patterns, so here is one more.

Source Atle Mo

Wood 1 #1443
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Spirals pattern #1994
 Colorful  CC 0

Uses spirals from Pixabay. To get the basic tile select the rectangle in Inkscape and use shift+alt+i

Source Firkin

Diagonal Striped Brick #679
 Stripes  CC BY-SA 3.0

Might not be super subtle, but quite original in its form.

Source Alex Smith

Floral design 98 (colour) #1781
 Green  CC 0

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

Source Firkin

Stone Wall & Gray #1502
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

White Linen #839
 Light  CC BY-SA 3.0

Dead simple but beautiful horizontal line pattern.

Source Fabian Schultz

Stone Wall & Yellow #1580
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Stone Wall & Yellow #1551
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Iron [email protected] #588
 Dark  CC BY-SA 3.0

Sounds like something from World of Warcraft. Has to be good.

Source Tony Kinard

Dark Grunge Texture (Seamless) #1125
 Grunge  CC BY-SA 3.0

Seamless Dark Grunge Texture. Here's a new grunge texture for use as a background.

Source V. Hartikainen

White Plaster #368
 Wall  CC BY-SA 3.0

Sweet and subtle white plaster with hints of noise and grunge.

Source Phil Maurer

Bark #1379
 Wall  CC 0

Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!

Source Linolafett

Prismatic Abstract Geometric Background 2 No Black #445
 Noise  CC 0

Prismatic Abstract Geometric Background 2 No Black

Source GDJ

Gradient Squares #693
 Grid  CC BY-SA 3.0

It’s big, it’s gradient—and it’s square.

Source Brankic1979

Green [email protected] #86
 Dark  CC BY-SA 3.0

Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.

Source Simon Meek

fishnet seamless pattern #2483
 Grid  CC 0

The image is a seamless pattern of a fishnet.

Source Yamachem

One in a Million #1346
 Gray  CC BY-SA 3.0

Nicely executed tiling for an interesting pattern.

Source Ignasi Àvila Padró

Maze [email protected] #1047
 Light  CC BY-SA 3.0

Just like the black maze, only in light gray. Duh.

Source Peax

Rice [email protected] #339
 Paper  CC BY-SA 3.0

Scanned some rice paper and tiled it up for you. Enjoy.

Source Atle Mo

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

Grey Sandbag #641
 Paper  CC BY-SA 3.0

A bit strange this one, but nice at the same time.

Source Diogo Silva

Diamond pattern (colour 2) #2284
 Green  CC 0

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

Source Firkin

Prismatic Octagonal Background #439
 Noise  CC 0

Prismatic Octagonal Background

Source GDJ