Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
Just like the black maze, only in light gray. Duh.
Source Peax
A free seamless background texture that looks like a brown stone wall.
Source V. Hartikainen
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
The original enhanced with one of Inkscapes's filters.
Source Firkin
This metal background pattern resembles a metal plate with rivets. Solid rivets on a metal plate.
Source V. Hartikainen
White little knobs, coming in at 10x10px. Sweet!
Source Amos
Prismatic Floral Background No Black
Source GDJ
The file was named striped lens, but hey – Translucent Fibres works too.
Source Angelica
From a drawing in 'Uit de geschiedenis der Heilige Stede te Amsterdam', Yohannes Sterck, 1898.
Source Firkin
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
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
This is the remix of "polka dot seamless pattern".The image depicts polka dot seamless pattern.
Source Yamachem
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
Prismatic Geometric Pattern Variation 2 With Background
Source GDJ
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
Don’t look at this one too long if you’re high on something.
Source Luuk van Baars
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
A car pattern?! Can it be subtle? I say yes!
Source Radosław Rzepecki