Prismatic Rounded Squares Grid 4 No Background
Source GDJ
Prismatic Abstract Background Design No Black
Source GDJ
Retro Circles Background 7 No Black
Source GDJ
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
If you’re sick of the fancy 3D, grunge and noisy patterns, take a look at this flat 2D brick wall.
Source Listvetra
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
Prismatic Floral Background No Black
Source GDJ
All good things come in threes, so I give you the third in my little concrete wall series.
Source Atle Mo
Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
Prismatic Groovy Concentric Background No Black
Source GDJ
Prismatic Abstract Geometric Background 2
Source GDJ
Prismatic Snowflakes Pattern No Background
Source GDJ
It was called Navy Blue, but I made it dark. You know, the way I like it.
Source Ethan Hamilton
A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Number five from the same submitter, makes my job easy.
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
Prismatic Curved Diamond Pattern 8 No Background
Source GDJ
More in the paper realm, this time with fibers.
Source Jorge Fuentes
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin