From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Zero CC tileable hard cover red book, scanned and made by me. CC0
Source Sojan Janso
Looks like an old wall. I guess that’s it then?
Source Viahorizon
Number 1 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim
Oh yes, it happened! A pattern in full color.
Source Atle Mo
Psychedelic Geometric Background No Black
Source GDJ
Classic vertical lines, in all its subtlety.
Source Cody L
A simple bump filter made upon request at irc #inkscape at freenode. Made a screen capture of the making here: https://youtu.be/TGAWYKVLxQw
Source Lazur URH
Colorful Floral Background 3 No Black
Source GDJ
White circles connecting on a light gray background.
Source Mark Collins
Embossed lines and squares with subtle highlights.
Source Alex Parker
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
Alternative colour scheme for the original floral pattern.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Snap! It’s a pattern, and it’s not grayscale! Of course you can always change the color in Photoshop.
Source Atle Mo
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin