Light Wall #1265
Wall CC 0Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
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Graphcoders Lil Fiber #729
Fabric CC BY-SA 3.0Tiny little fibers making a soft and sweet look.
Source Badhon Ebrahim
Shattered #951
Gray CC BY-SA 3.0A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
Psychedelic #745
Gray CC BY-SA 3.0Geometric triangles seem to be quite hot these days.
Source Pixeden
Subtle Orange Emboss@2X #98
Light CC BY-SA 3.0A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
Background pattern 226 (colour 3) #2318
Colorful CC 0A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Brick #1378
Wall CC 0Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Abstract Ellipses Background Grayscale #378
Dark CC 0Abstract Ellipses Background Grayscale
Source GDJ
Dark Brick Pattern #1032
Stone CC BY-SA 3.0A seamless pattern of dark bricks. Maybe it's not very realistic, but it looks good in my opinion.
Source V. Hartikainen
Dirty #1371
Unknow CC 0Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Batthern #324
Grid CC BY-SA 3.0Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Connected@2X #349
Light CC BY-SA 3.0White circles connecting on a light gray background.
Source Mark Collins