The name tells you it has curves. Oh yes, it does!
Source Peter Chon
Prismatic Snowflakes Pattern 3 No Background
Source GDJ
A seamless texture of a rough concrete surface.
Source V. Hartikainen
A seamless pattern based on a rectangular tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
A floral background formed from numerous clones of flower 117.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
One more updated pattern. Not really carbon fiber, but it’s the most popular pattern, so I’ll give you an extra choice.
Source Atle Mo
The tile can be had by using shift+alt+i on the selected rectangle in Inkscape
Source Firkin
From a drawing in 'Friend or Fortune? The story of a strange year', Robert Overton, 1897.
Source Firkin
Prismatic Geometric Pattern Background 2 No Black
Source GDJ
Dead simple but beautiful horizontal line pattern.
Source Fabian Schultz
A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
Zero CC tileable pine bark texture, photographed and made by me. CC0
Source Sojan Janso
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
It almost looks a bit blurry, but then again, so are fishes.
Source Petr Šulc
Run a restaurant blog? Here you go. Done.
Source Andrijana Jarnjak
Someone was asking about how to achieve a fur pattern at #inkscape irc so tried to make a filter on it. Flood filled fractal noises rigged together. May someone find a good use for these.
Source Lazur URH
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Feel free to use this seamless background texture as a background on a web site. It's colored in a light pink color and is seamlessly tile-able.
Source V. Hartikainen
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß