Dark Wood@2X #321
Wood CC BY-SA 3.0A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
More Textures
Colourful background 32 #2173
Colorful CC 0Colourful background achieved with gradient fills.
Source Firkin
Tessellation 9 #2548
Grid CC 0A seamless tessellation pattern. To get the tile this is formed from, select the pattern in Inkscape and use shift+alt+i.
Source Firkin
Floral pattern 6 (colour 3) #2459
Fabric CC 0Alternative colour scheme for the original floral pattern.
Source Firkin
Batthern #324
Grid CC BY-SA 3.0Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Classy Fabric #611
Dark CC BY-SA 3.0This is lovely, just the right amount of subtle noise, lines and textures.
Source Richard Tabor
Background pattern 201 #2501
Grid CC 0A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
"Beige Stone", Seamless Web Texture #1031
Stone CC BY-SA 3.0It looks like a polished stone surface to me. Download it for free, as always.
Source V. Hartikainen
Brushed Alum #67
Light CC BY-SA 3.0A light brushed aluminum pattern for your pleasure.
Source Tim Ward
Concrete Wall 2@2X #80
Wall CC BY-SA 3.0A light gray wall or floor (you decide) of concrete.
Source Atle Mo
Prismatic Groovy Concentric Background 4 No Black #463
Noise CC 0Prismatic Groovy Concentric Background 4 No Black
Source GDJ
Zig-zag pattern 6 #2413
Grid CC 0A seamless pattern based on a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin