To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Inspired by a drawing in 'Poems', James Smith, 1881.
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Seamless SVG vector and JPG backgrounds with faded diagonal stripes. The colors are editable.
Source V. Hartikainen
Gold Triangular Seamless Pattern No Background
Source GDJ
From a drawing in 'An Old Maid's Love. A Dutch tale told in English', Maarten Maartens, 1891.
Source Firkin
Green Background Pattern
Source V. Hartikainen
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
From a drawing in 'Worsborough; its historical associations and rural attractions', Joseph Wilkinson, 1879.
Source Firkin
Zero CC tileable moss or lichen covered stone texture, edited from pixabay. CC0
Source Sojan Janso
Psychedelic Geometric Background No Black
Source GDJ
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
A seamless textured paper for backgrounds. Colored in pale orange hues.
Source V. Hartikainen
Abstract Tiled Background Extended 12
Source GDJ
This is the remix of "Colorful Floral Pattern Background 3" uploaded by "GDJ". Thanks.
Source Yamachem
Subtle scratches on a light gray background.
Source Andrey Ovcharov
This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
Number 2 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Floral patterns might not be the hottest thing right now, but you never know when you need it!
Source Lauren
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Prismatic Curved Diamond Pattern 8 No Background
Source GDJ
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Prismatic Curved Diamond Pattern 3 No Background
Source GDJ
A mid-tone gray pattern with some cement looking texture.
Source Hendrik Lammers
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
f you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed