Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Another fairly simple design drawn in Paint.net and vectorized in Inkscape.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Zero CC tileable wood texture, made by me procedurally in Neo Texture Edit.
Source Sojan Janso
A mid-tone gray pattern with some cement looking texture.
Source Hendrik Lammers
Real snow that tiles, not easy. This is not perfect, but an attempt.
Source Atle Mo
This is the remix of "plant pattern 02".I changed the object color to white and the BG to purple.The image a seamless pattern derived from a weed which I can't identify.The original weed image is from here:jp.pinterest.com/pin/500744052301423641/
Source Yamachem
The original enhanced with one of Inkscapes's filters.
Source Firkin
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
Sharp pixel pattern, just like the good old days.
Source Paridhi
Almost like little fish shells, or dragon skin.
Source Graphiste
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Did some testing with Repper Pro tonight, and this gray mid-tone pattern came out.
Source Atle Mo
Prismatic Triangular Seamless Pattern III With Background
Source GDJ
White little knobs, coming in at 10x10px. Sweet!
Source Amos
A seamless pattern based on a tile that can be achieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
White fabric looking texture with some nice random wave features.
Source Hendrik Lammers
A grayscale fabric pattern with vertical lines of stitch holes.
Source V. Hartikainen
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
Green Background Pattern
Source V. Hartikainen
Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin