Stripey ball pattern #1997
 Yellow  CC 0

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

Source Firkin

 More Textures
Mix & Black Iron #1645
 Metal  CC 0

Metal-Processed. CC0 License.

Source Unknow

Spiral pattern 3 #1934
 Dark  CC 0

From a drawing in 'Danmarks Riges Historie af J. Steenstrup, Kr. Erslev, A. Heise, V. Mollerup, J. A. Fridericia, E. Holm, A. D. Jørgensen', 1897.

Source Firkin

My Little Plaid #332
 Light  CC BY-SA 3.0

Repeating squares overlapping.

Source Pete Fecteau

Sponge A2-1 #2124
 Wall  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Floors & Block #1604
 Wall  CC 0

Floors-Tiles. CC0 License.

Source Unknow

Green [email protected] #92
 Dark  CC BY-SA 3.0

The green fibers pattern will work very well in grayscale as well.

Source Matteo Di Capua

Dark Dot #647
 Dark  CC BY-SA 3.0

That’s what it is, a dark dot. Or sort of carbon looking.

Source Tsvetelin Nikolov

Gravel 3 Normal #1473
 Paper  CC 0

Ground style CC0 texture.

Source StruffelProductions

Fancy Deboss #177
 Fabric  CC BY-SA 3.0

Luxury pattern, looking like it came right out of Paris.

Source Daniel Beaton

Stone Wall & Yellow #1553
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Part of Bayeux Tapestry 1 #2452
 Noise  CC 0

From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.

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

Wood Chips 4 #2102
 Unknow  CC 0

CC0 textures, backgrounds.

Source SliverKnight

[email protected] #726
 Fabric  CC BY-SA 3.0

Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.

Source Janos Koos

Background pattern 19 (black) #203
 Dark  CC 0

A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.

Source Firkin

White Leather #639
 Fabric  CC BY-SA 3.0

I took the liberty of using Dmitry’s pattern and made a version without perforation.

Source Atle Mo

Cover Red #1282
 Red  CC 0

Zero CC tileable hard cover red book, scanned and made by me. CC0

Source Sojan Janso

Stone Wall & Yellow #1481
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Flowery pattern 3 (colour 2) #2329
 Pink  CC 0

Adapted from a jpg on Pixabay.

Source Firkin

Tapestry #747
 Diamond  CC BY-SA 3.0

Tiny and subtle. What’s not to love?

Source Pixeden

3px Tile #342
 Dark  CC BY-SA 3.0

Tiny dark square tiles with varied color tones.

Source Gre3g

Graphene pattern 2 #2234
 Dark  CC 0

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

Source Firkin

Dimension #1173
 Light  CC BY-SA 3.0

Don’t look at this one too long if you’re high on something.

Source Luuk van Baars

Star pattern 2 #1898
 Dark  CC 0

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

Source Firkin

Ice Age #637
 Paper  CC BY-SA 3.0

I asked Gjermund if he could make a pattern for us – result!

Source Gjermund Gustavsen

Stone Wall & Purple #1568
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Floral design 100 (version 2) #1773
 Dark  CC 0

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

Source Firkin

Background pattern 1 #220
 Noise  CC 0

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

Source Firkin