Carbon fiber is never out of fashion, so here is one more style for you.
Source Alfred Lee
Has nothing to do with toast, but it’s nice and subtle.
Source Pippin Lee
This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
This seamless light brown background texture resembles a wallpaper with vertical stripes. One way to use it is as a tiled background on web sites.
Source V. Hartikainen
Heavily remixed from a drawing that was uploaded to Pixabay by ractapopulous
Source Firkin
Submitted by DomainsInfo – wtf, right? But hey, a free pattern.
Source DomainsInfo
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Some dark 45 degree angles creating a nice pattern. Huge.
Source Dark Sharp Edges
This one needs to be used in small areas; you can see it repeat.
Source Luca
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
More carbon fiber for your collections. This time in white or semi-dark gray.
Source Badhon Ebrahim
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
The starting point for this was drawn on the web site steamcoded.org/PolyskelionMaker.svg
Source Firkin
Prismatic 3D Isometric Tessellation Pattern 6
Source GDJ
Bright gray tones with a hint of some metal surface.
Source Hendrik Lammers
Prismatic Groovy Concentric Background 3
Source GDJ
Almost like little fish shells, or dragon skin.
Source Graphiste
Wild Oliva or Oliva Wilde? Darker than the others, sort of a medium dark pattern.
Source Badhon Ebrahim
Prismatic Snowflakes Pattern No Background
Source GDJ