Concrete Seamless #1341
 Stone  CC BY-SA 3.0

Concrete: back and better than ever.

Source Anchour

 More Textures
Retro [email protected] #894
 Gray  CC BY-SA 3.0

A slightly more textured pattern, medium gray. A bit like a potato sack?

Source Bilal Ketab

Background pattern 260 #2094
 Orange  CC 0

Tile available in Inkscape using shift-alt-i on the selected rectangle

Source Firkin

Wall #1360
 Wall  CC 0

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

Source Linolafett

Bedge Grunge #978
 Paper  CC BY-SA 3.0

A large (588x375px) sand-colored pattern for your ever-growing collection. Shrink at will.

Source Alex Tapein

Stone Wall & Yellow #1528
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Decorative divider 241 #2084
 Dark  CC 0

From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.

Source Firkin

Decorative divider 213 #2336
 Dark  CC 0

Inspired by a drawing in 'Kulturgeschichte', Freidrich Hellwald, 1896.

Source Firkin

Colorful Floral Background 3 No [email protected] #486
 Light  CC 0

Colorful Floral Background 3 No Black

Source GDJ

Robots #125
 Dark  CC BY-SA 3.0

And some more testing, this time with Seamless Studio. It’s Robots FFS!

Source Seamless Studio

Vines #1693
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Gray [email protected] #18
 Dark  CC BY-SA 3.0

A dark gray, sandy pattern with small light dots, and some angled strokes.

Source Atle Mo

ecorative divider 209 #2365
 Dark  CC 0

Derived from elements found in a floral ornament drawing on Pixabay.

Source Firkin

"Colorful Stripes", Diagonally Striped Background #903
 Stripes  CC BY-SA 3.0

This background pattern contains worn out colorful stripes as a texture.

Source V. Hartikainen

Shattered #951
 Gray  CC BY-SA 3.0

A large pattern with funky shapes and form. An original. Sort of origami-ish.

Source Luuk van Baars

Orange Gingham Checkered Background #258
 Stripes  CC 0

From PDP.

Source GDJ

Background pattern 328 (colour 4) #1798
 Green  CC 0

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

Source Firkin

Summer leaves pattern #2469
 Green  CC 0

A seamless pattern formed from leaves.

Source Firkin

Heart and rose pattern #2419
 Pink  CC 0

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

Source Firkin

Bark 1 Roughness #1469
 Paper  CC 0

Bark style CC0 texture.

Source StruffelProductions

Vintage Clay Tile 5 #1462
 Unknow  CC 0

Gamedev - Roofs Textures. CC0 License.

Source Davit Masia

Desert Camo Print #255
 Fabric  CC 0

Here's a camo print with more tan and less green, such as might be used in a desert scenario. This is tileable, so it can be used as a wallpaper or background.

Source Eady

Tri-weave #1692
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Lockingstripes #1685
 Paper  CC 0

Paper-Wallpaper. CC0 License.

Source Unknow

Repeating Art Paper Background #1078
 Paper  CC BY-SA 3.0

A repeating background with a look of paper. I have added some changes to PatCreator. Now you can share your designs by submitting them to a new gallery section. Start by clicking Edit with PatCreator above.

Source V. Hartikainen

Symphony #1339
 Light  CC BY-SA 3.0

Enjoy this like classical music.

Source iliad

Retro Squares Background 9 #399
 Dark  CC 0

Retro Squares Background 9

Source GDJ

Background pattern 2 #221
 Noise  CC 0

A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.

Source Firkin

Floral Abstract Pattern Background #217
 Noise  CC 0

PDP

Source GDJ

Floral background 2 #380
 Wall  CC 0

Background formed from the original with an emboss effect

Source GDJ

Psychedelic Geometric Background No Black #382
 Noise  CC 0

Psychedelic Geometric Background No Black

Source GDJ