A set of paper filters. The base texture is generated the same way, only the compositing mode is varied.
Source Lazur URH
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Prismatic Geometric Tessellation Pattern 3 No Background
Source GDJ
Prismatic Abstract Geometric Background 5 No Black
Source GDJ
A pale olive green background with a seamless texture.
Source V. Hartikainen
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A dark pattern made out of 3×3 circles and a 1px shadow. This works well as a carbon texture or background.
Source Atle Mo
Alternative colour scheme for the original floral pattern.
Source Firkin
Retro Circles Background 5 No Black
Source GDJ
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Retro Circles Background 4 No Black
Source GDJ
Abstract Stars Geometric Pattern Prismatic No Background
Source GDJ
A playful triangle pattern with different shades of gray.
Source Dimitrie Hoekstra
Light gray paper pattern with small traces of fiber and some dust.
Source Atle Mo
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin