Background pattern 225 (colour 2) #2326
 Yellow  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

 More Textures
Chequered dotted cat #2430
 Grid  CC 0

A chequered cat with polka dots and background.

Source Firkin

Abstract Geometric Monochrome Pattern Prismatic No [email protected] #809
 Noise  CC 0

Abstract Geometric Monochrome Pattern Prismatic No Background

Source GDJ

Stacked Circles #673
 Light  CC BY-SA 3.0

A simple circle. That’s all it takes. This one is even transparent, for those who like that.

Source Saqib

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

Prismatic Rounded Squares Grid 3 No Background

Source GDJ

Skewed Print #819
 Dark  CC BY-SA 3.0

An interesting dark spotted pattern at an angle.

Source Hendrik Lammers

Seamless Green Tile Background #1326
 Green  CC BY-SA 3.0

Seamless Green Tile Background

Source V. Hartikainen

Seamless Core Pattern 10 #171
 Dark  CC 0

Seamless Core Pattern 10

Source GDJ

Plain & Walnut Flame #1357
 Wood  CC 0

CC0 for Free, hope you like it.

Source Yethiel

Shapes decorative divider #1903
 Colorful  CC 0

Vector version of a png that was uploaded to Pixabay by pencilparker

Source Firkin

Kaleidoscope Prismatic Abstract No [email protected] #807
 Noise  CC 0

Kaleidoscope Prismatic Abstract No Background

Source GDJ

More Rough Wood 3 #1429
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Deevad Grain #1666
 Paper  CC 0

Paper. CC0 License.

Source Unknow

Background pattern 251 (colour 2) #2166
 Yellow  CC 0

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

Source Firkin

Floral pattern 13 #1756
 Green  CC 0

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

Source Firkin

Colorful Floral Background #479
 Noise  CC 0

Colorful Floral Background

Source GDJ

"Wide Stripe Wallpaper", Seamless Pattern #1227
 Yellow  CC BY-SA 3.0

A seamless pattern with wide vertical stripes colored in pale yellow.

Source V. Hartikainen

Glass & Gray #1624
 Gray  CC 0

Glass. CC0 License.

Source Unknow

Page ornament #1990
 Dark  CC 0

Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.

Source Firkin

Background pattern 203 #2486
 Brown  CC 0

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

Source Firkin

Stressed [email protected] #987
 Dark  CC BY-SA 3.0

We have some linen patterns here, but none that are stressed. Until now.

Source Jordan Pittman

Gravel #1367
 Unknow  CC 0

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

Source Linolafett

Background pattern 258 #2135
 Dark  CC 0

Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.

Source Firkin

Moss 3 #2106
 Unknow  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Abstract Geometric Monochrome Pattern Prismatic No Background #385
 Noise  CC 0

Abstract Geometric Monochrome Pattern Prismatic No Background

Source GDJ

Decorative divider 289 #1819
 Dark  CC 0

From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.

Source Firkin

Embossed Paper #731
 Paper  CC BY-SA 3.0

One more from Badhon, sharp horizontal lines making an embossed paper feeling.

Source Badhon Ebrahim

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

Finery #1369
 Unknow  CC 0

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

Source Linolafett

Soft Kill #318
 Dark  CC BY-SA 3.0

Pattern #100! A black classic knit-looking pattern.

Source Factorio.us Collective

[email protected] #128
 Dark  CC BY-SA 3.0

Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.

Source Ivan Ginev