Nice little grid. Would work great as a base on top of some other patterns.
Source Arno Gregorian
I skipped number 3, because it wasn’t all that great. Sorry.
Source Dima Shiper
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Here's a repeatable texture that resembles a light green concrete wall or something similar.
Source V. Hartikainen
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
A slightly grainy paper pattern with small horizontal and vertical strokes.
Source Atle Mo
To get the tile this is made up from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
This is sort of fresh, but still feels a bit old school.
Source Martuchox
Prismatic Geometric Pattern Variation 2 With Background
Source GDJ
Prismatic Isometric Cube Extra Pattern No Background
Source GDJ
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
This is a seamless pattern which is derived from a flower petal image.
Source Yamachem
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Prismatic Curved Diamond Pattern 4 No Background
Source GDJ
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
Have you wondered about how it feels to be buried alive? Here is the pattern for it.
Source Hendrik Lammers
A set of paper filters. The base texture is generated the same way, only the compositing mode is varied.
Source Lazur URH
Remixed from a raster on Pixabay that was uploaded by ArtsyBee.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Wild Oliva or Oliva Wilde? Darker than the others, sort of a medium dark pattern.
Source Badhon Ebrahim
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
From a drawing in 'Uit de geschiedenis der Heilige Stede te Amsterdam', Yohannes Sterck, 1898.
Source Firkin