Prismatic Floral Background No Black
Source GDJ
A seamless pale yellow paper background with a pattern of animal tracks.
Source V. Hartikainen
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868.
Source Firkin
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
A seamless pattern formed from background pattern 102
Source Firkin
A seamless pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Derived from a design in 'Storia del Palazzo Vecchio in Firenze', Aurelio Gotti, 1889.
Source Firkin
A pale orange background pattern with glossy groove stripes.
Source V. Hartikainen
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
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
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Same classic 45-degree pattern, dark version.
Source Luke McDonald
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin