If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
Pattern #100! A black classic knit-looking pattern.
Source Factorio.us Collective
And some more testing, this time with Seamless Studio. It’s Robots FFS!
Source Seamless Studio
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
A seamless pattern of leopard skin. It should look nice as a background element on web pages.
Source V. Hartikainen
A nice looking light gray background pattern with diagonal stripes.
Source V. Hartikainen
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Otis Ray Redding was an American soul singer-songwriter, record producer, arranger, and talent scout. So you know.
Source Thomas Myrman
Black paper texture, based on two different images.
Source Atle Mo
Based from Design Kindle
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Prismatic Abstract Background Design
Source GDJ
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
Here's a subtle marble-like background for use on websites.
Source V. Hartikainen
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A seamless pale yellow paper background with a pattern of animal tracks.
Source V. Hartikainen
The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?
Source Joel Klein
Just like your old suit, all striped and smooth.
Source Alex Berkowitz
A blue gray fabric-like texture for websites. An yet another fabric-like texture. It has subtle vertical and diagonal stripes to it.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
This background image has seamless texture that resembles a surface of gray stone.
Source V. Hartikainen
A cute x, if you need that sort of thing.
Source Juan Scrocchi
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin