Prismatic Abstract Geometric Background 5 No Black
Source GDJ
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
From a drawing in 'An Old Maid's Love. A Dutch tale told in English', Maarten Maartens, 1891.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A dark metallic background with a pattern of stamped dots. Here's a dark "metallic" background pattern for you.
Source V. Hartikainen
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Sometimes you just need the simplest thing.
Source Fabricio
A seamless canvas texture for using as background on websites. Colored in pale tones of brown.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A web texture of brown canvas. Will look great, when used in dark web designs.
Source V. Hartikainen
Very dark pattern with some noise and 45-degree lines.
Source Stefan Aleksić
The image depicts an edo-era pattern called "same-komon" or "鮫小紋"which looks like a shark skin.The "same" in Japanese means shark in English.
Source Yamachem
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
A free tileable background colored in off-white (antique white) color.
Source V. Hartikainen
Same as Silver Scales, but in black. Turn your site into a dragon with this great scale pattern.
Source Alex Parker
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
Background Wall, Art Abstract, Blue Well & CC0 texture.
Source Ractapopulous
A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
High detail stone wall with minor cracks and specks.
Source Projecteightyfive