Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
Prismatic Abstract Geometric Background 2
Source GDJ
Light and tiny, just the way you like it.
Source Rohit Arun Rao
Prismatic Polyskelion Pattern No Background
Source GDJ
From a drawing in 'Royal Ramsgate', James Simson, 1897.
Source Firkin
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Spice up your next school project with this icon background.
Source Swetha
A dark metal plate with an embossed grid pattern and a bit of rust. Here's a dark metal plate texture for use as a tiled background on web pages.
Source V. Hartikainen
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
Prismatic Geometric Tessellation Pattern 2 No Background
Source GDJ
Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim
An alternative colour scheme to the original seamless pattern.
Source Firkin
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857. The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A free seamless background image with a texture of dark red "canvas". It should look very nice on web sites.
Source V. Hartikainen
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
A white version of the very popular linen pattern.
Source Ant Ekşiler
A seamless pattern that includes the original tile (go to Objects / Pattern / Pattern To Objects in Inkscape's menu to extract it).
Source GDJ
ZeroCC tileable stone texture, edited from pixabay, CC0
Source Sojan Janso
Prismatic Groovy Concentric Background No Black
Source GDJ