A simple bump filter made upon request at irc #inkscape at freenode. Made a screen capture of the making here: https://youtu.be/TGAWYKVLxQw
Source Lazur URH
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
Same classic 45-degree pattern, dark version.
Source Luke McDonald
To get the tile this is made up from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Kaleidoscope Prismatic Abstract No Background
Source GDJ
Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
Prismatic Hexagonalism Pattern No Background
Source GDJ
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
A seamless pattern formed from miutopia mug remixes on a tablecloth.
Source Firkin
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
Fix and cc0 to get the tile this is based on.
Source SliverKnight
Abstract Tiled Background Extended 11
Source GDJ
Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
Might not be super subtle, but quite original in its form.
Source Alex Smith
Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
You guessed it – looks a bit like cloth.
Source Peax Webdesign
A version without colours blended together to give a different look.
Source Firkin
A seamless pattern based on a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
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
A seamless web texture with illustration of pale color stains on canvas.
Source V. Hartikainen