This is lovely, just the right amount of subtle noise, lines and textures.
Source Richard Tabor
Zero CC tileable hard cover red book, scanned and made by me. CC0
Source Sojan Janso
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
One can never have too few rice paper patterns, so here is one more.
Source Atle Mo
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Remixed from a drawing in 'A Girl in Ten Thousand', Elizabeth Meade, 1896.
Source Firkin
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
Seamless Green Tile Background
Source V. Hartikainen
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Embossed lines and squares with subtle highlights.
Source Alex Parker
Subtle scratches on a light gray background.
Source Andrey Ovcharov
Floral patterns might not be the hottest thing right now, but you never know when you need it!
Source Lauren
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks.
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
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
Psychedelic Geometric Background No Black
Source GDJ
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
A seamless pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Prismatic Snowflakes Pattern 3 No Background
Source GDJ