If you need a green background for your blog/website, try this one. Remember that Green Striped Background is seamlessly tileable.
Source V. Hartikainen
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
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Remixed from a drawing in 'The March of Loyalty', Letitia MacClintock, 1884.
Source Firkin
A slightly grainy paper pattern with small horizontal and vertical strokes.
Source Atle Mo
A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Alternative colour scheme.
Source Firkin
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
A colourful background drawn originally in paint.net and vectorised in Vector Magic.
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
Nothing like a clean set of bed sheets, huh?
Source Badhon Ebrahim
From a drawing in 'A Life Interest', Mrs Alexander, 1888.
Source Firkin
The image depicts a seamless pattern of pine tree leaves.
Source Yamachem
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
Tile available in Inkscape using shift-alt-i on the selected rectangle
Source Firkin
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
Prismatic Geometric Tessellation Pattern 2 No Background
Source GDJ
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
Seamless tile drawn in Paint.net and vectorised in Vector Magic.
Source Firkin