It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
ZeroCC tileabel stone granite texture, edited from pixabay. CC0
Source Sojan Janso
8 by 8 pixels, and just what the title says.
Source pixilated
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez
Background formed from the original with an emboss effect
Source GDJ
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
Zero CC tileable brick texture, photographed and made by me. CC0
Source Sojan Janso
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Geometric triangles seem to be quite hot these days.
Source Pixeden
Prismatic Snowflakes Pattern 2 No Background
Source GDJ
So tiny, just 7 by 7 pixels – but still so sexy. Ah yes.
Source Dmitriy Prodchenko
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
A dark gray, sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
Black brick wall pattern. Brick your site up!
Source Alex Parker
If you need a green background for your blog/website, try this one. Remember that Green Striped Background is seamlessly tileable.
Source V. Hartikainen