Number five from the same submitter, makes my job easy.
Source Dima Shiper
Inspired by a drawing in 'Poems', James Smith, 1881.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Same as gray sand but lighter. A sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Prismatic Geometric Pattern Background No Black
Source GDJ
Original minus the background
Source Firkin
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
A seamless pattern formed from background pattern 102
Source Firkin
A repeating background of thick textured paper. Actually, it turned out to look like something between a paper and fabric.
Source V. Hartikainen
It almost looks a bit blurry, but then again, so are fishes.
Source Petr Šulc
A car pattern?! Can it be subtle? I say yes!
Source Radosław Rzepecki
Nice little grid. Would work great as a base on top of some other patterns.
Source Arno Gregorian
Square design drawn in Paint.net and vectorized in Vector Magic.
Source Firkin
Utilising a bird from s-light and some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use 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
Looks like an old rug or a computer chip.
Source Patutin Sergey
A floral background formed from numerous clones of flower 117.
Source Firkin
The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Prismatic Snowflakes Pattern 2 No Background
Source GDJ
The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin