Dark Well #1259
 Wall  CC 0

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

Source Sojan Janso

 More Textures
Green & Grass #1368
 Green  CC 0

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

Source Linolafett

Grunge For Surfaces 1 #1398
 Dark  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Stone Wall & Red #1507
 Red  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Aged Paper Background Tile #1074
 Paper  CC BY-SA 3.0

A seamless background tile of aged paper with shabby look.

Source V. Hartikainen

AG Square #1068
 Light  CC BY-SA 3.0

As simple as it gets: gray lines crossing.

Source Erikdel

Decorative divider 235 #2091
 Dark  CC 0

From a drawing in 'The Quiver of Love', Walter Crane, 1876

Source Firkin

Paper yellowish 3 #2120
 Paper  CC 0

CC0 textures, backgrounds.

Source SliverKnight

Concrete Wall [email protected] #80
 Wall  CC BY-SA 3.0

A light gray wall or floor (you decide) of concrete.

Source Atle Mo

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

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

Seamless Green Tile Background

Source V. Hartikainen

Cross frame #1718
 Dark  CC 0

Derived from an image that was uploaded to Pixabay by starchim01

Source Firkin

Retro Squares Background 8 #398
 Noise  CC 0

Retro Squares Background 8

Source GDJ

Noisy [email protected] #977
 Dark  CC BY-SA 3.0

Little x’es, noise and all the stuff you like. Dark like a Monday, with a hint of blue.

Source Tom McArdle

Background pattern 225 #2327
 Colorful  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

Concrete Wall 3 #93
 Light  CC BY-SA 3.0

All good things come in threes, so I give you the third in my little concrete wall series.

Source Atle Mo

Background pattern 239 (colour 2) #2216
 Red  CC 0

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

Source Firkin

Cloth & Gray #1621
 Fabric  CC 0

Fabric. CC0 License.

Source Unknow

Water & Yellow #1575
 Yellow  CC 0

Incoming catena. Water & well. CC0 texture.

Source Unknow

Light Wall #1265
 Wall  CC 0

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

Source Sojan Janso

Page ornament #1990
 Dark  CC 0

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

Source Firkin

Stone Wall & Green #1485
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Moulin #1066
 Dark  CC BY-SA 3.0

No relation to Moulin Rouge, but still sexy.

Source Venam

Concrete Wall #77
 Wall  CC BY-SA 3.0

Dark blue concrete wall with some small dust spots.

Source Atle Mo

Robots #125
 Dark  CC BY-SA 3.0

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

Source Seamless Studio

Shapes pattern 2 #2241
 Red  CC 0

A background made up of shapes.

Source Firkin

Repeating Wood Straw Background #887
 Wood  CC BY-SA 3.0

A repeating background with wood/straw like texture.

Source V. Hartikainen

Glass block pattern #2477
 Brown  CC 0

Produced using the clouds, flames and glass blocks plug-ins in Paint.net and the resulting .PNG vectorised with Vector Magic.

Source Firkin

Stone Wall & Dark #1539
 Stone  CC 0

Incoming catena. Stone & well. CC0 texture.

Source Unknow

Wavy background #2023
 Pink  CC 0

CC0 and a seamless pattern from a tile drawn in Paint.net .

Source SliverKnight

Background pattern [email protected] #562
 Dark  CC 0

Background pattern 104

Source Firkin