A seamless pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
A floral background formed from numerous clones of flower 117.
Source Firkin
A new one called white wall, not by me this time.
Source Yuji Honzawa
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
This one is rather fun and playful. The 2X could be used at 1X too!
Source Welsley
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
This is sort of fresh, but still feels a bit old school.
Source Martuchox
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Have you wondered about how it feels to be buried alive? Here is the pattern for it.
Source Hendrik Lammers
Same as Silver Scales, but in black. Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Prismatic Isometric Cube Extra Pattern No Background
Source GDJ
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
This is the remix of an Openclipart clipart called "Maze" uploaded by "any_ono_mous".Thanks.This is a seamless pattern of a maze.
Source Yamachem
Seamless pattern formed from a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
A smooth mid-tone gray, or low contrast if you will, linen pattern.
Source Jordan Pittman
Sort of like the Photoshop transparent background, but better!
Source Alex Parker
The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin