Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
A seamless light gray paper texture with horizontal double lines.
Source V. Hartikainen
This was formed by distorting an image of a background on Pixabay.
Source Firkin
A cute x, if you need that sort of thing.
Source Juan Scrocchi
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
Remixed from a raster on Pixabay, that was uploaded by ArtsyBee.
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
From a drawing in 'A Guide to the Guildhall of the City of London', John Baddeley, 1898.
Source Firkin
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
The image depicts meshed silhouettes of various things.The original image is an OCAL clipart called "Enter FOSSASIA 2016 #IoT T-shirt Design Contest" uploaded by "openclipart".Thanks.
Source Yamachem
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
A simple circle. That’s all it takes. This one is even transparent, for those who like that.
Source Saqib
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
A dark gray, sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
Prismatic Hexagonalism Pattern No Background
Source GDJ
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
A seamless pattern recreated from an image on Pixabay. It is reminiscent of parquet flooring and is formed from a square tile, which can be recovered in Inkscape by selecting the ungrouped rectangle and using shift-alt-I together.
Source Firkin
A new one called white wall, not by me this time.
Source Yuji Honzawa
Classic vertical lines, in all its subtlety.
Source Cody L
Prismatic Geometric Pattern Background 2 No Black
Source GDJ