A seamless green background texture. The image is distributed under a Creative Commons License (like all of the images here).
Source V. Hartikainen
No relation to the band, but damn it’s subtle!
Source Thomas Myrman
Here's an yet another background for websites, with a seamless texture of wood planks this time.
Source V. Hartikainen
A seamless paper background colored in pale yellow.
Source V. Hartikainen
This is the remix of "Strawberry Pattern Background" uploaded by "GDJ". Thanks. I realigned strawberries so as to get seamless and changed the BG color.
Source Yamachem
Remixed from a drawing in 'A Child of the Age', Francis Adams, 1894.
Source Firkin
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
The file was named striped lens, but hey – Translucent Fibres works too.
Source Angelica
Everyone loves a diamond, right? Make your site sparkle.
Source AJ Troxell
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin