Some rectangles, a bit of dust and grunge, plus a hint of concrete.
Source Atle Mo
An aged paper background tile with smeared and pressed text.
Source V. Hartikainen
Background formed from the original with an emboss effect.
Source Firkin
Remixed from a raster on Pixabay, that was uploaded by ArtsyBee.
Source Firkin
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
This pattern comes in orange, and it looks as if it is "made of glass".
Source V. Hartikainen
Sharp pixel pattern, just like the good old days.
Source Paridhi
Prismatic Floral Background No Black
Source GDJ
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
Prismatic Groovy Concentric Background 5
Source GDJ
An alternative colour scheme for the original background.
Source Firkin
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin