Dark Sharp Edges #1320
Dark CC BY-SA 3.0Some dark 45 degree angles creating a nice pattern. Huge.
Source Dark Sharp Edges
More Textures
Fabric 6 (colour 5) #2591
Green CC 0An alternative colour scheme for the original seamless texture formed from an image on Pixabay.
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
Retina Dust #915
Light CC BY-SA 3.0First pattern tailor-made for Retina, with many more to come. All the old ones are upscaled, in case you want to re-download.
Source Atle Mo
Diagonal Waves #1006
Gray CC BY-SA 3.0It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
Arrows pattern #1722
Noise CC 0Inspired by an image that was uploaded to Pixabay by geralt
Source Firkin
Psychedelic@2X #746
Gray CC BY-SA 3.0Geometric triangles seem to be quite hot these days.
Source Pixeden
Page ornament #1992
Dark CC 0Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Gold Wall & Dark #1254
Wall CC 0Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Felt #300
Wall CC BY-SA 3.0Got some felt in my mailbox today, so I scanned it for you to use.
Source Atle Mo
Gold Scale #284
Light CC BY-SA 3.0More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Little Knobs@2X #311
Light CC BY-SA 3.0White little knobs, coming in at 10x10px. Sweet!
Source Amos
Part of Bayeux Tapestry 1 #2452
Noise CC 0From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
Retro Circles Background 7 No Black@2X #434
Unknow CC 0Retro Circles Background 7 No Black
Source GDJ
Decorative divider 234 #2093
Dark CC 0Derived from a drawing in 'The Murmur of the Shells', Samuel Cowen, 1879.
Source Firkin
Graphy #350
Grid CC BY-SA 3.0Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
Background Patterns - Aubergine #247
Fabric CC 0If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Background pattern 245 (colour 4) #2189
Yellow CC 0This was formed by distorting an image of a background on Pixabay.
Source Firkin
Bird pattern #2293
Pink CC 0Utilising a bird from s-light and some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Pool Table #175
Wall CC BY-SA 3.0This makes me wanna shoot some pool! Sweet green pool table pattern.
Source Caveman
Wide Rectangles@2X #700
Wall CC BY-SA 3.0Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
Decorative divider 248 #2074
Dark CC 0From a drawing in 'Picturesque New Guinea', J Lindt, 1887.
Source Firkin