Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Geometric lines are always hot, and this pattern is no exception.
Source Listvetra
A pattern formed from a photograph of a 16th century ceramic tile.
Source Firkin
Actually, there's no clouds in it, but I think it looks quite nice.
Source V. Hartikainen
Similar to original, but without gaps in between the arrows. This seamless pattern was created from a rectangular tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
This seamless background image should look nice on websites. It has a dark blue gray texture with vertical stripes, it tiles seamlessly and, like all of the background images here, it's free. So, if you like it, take it!
Source V. Hartikainen
The square tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
If you need a green background for your blog/website, try this one. Remember that Green Striped Background is seamlessly tileable.
Source V. Hartikainen
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
8 by 8 pixels, and just what the title says.
Source pixilated
Detailed but still subtle and quite original. Lovely gray shades.
Source Kim Ruddock
Seamless Prismatic Quadrilateral Line Art Pattern No Background
Source GDJ
A free seamless background with pink spots.
Source V. Hartikainen
This is the remix of "blue wave-seigaiha".The image depicts a seamless pattern of the front upper part of Japanese five yen coin which is used currently.This design represents a rice with ripe golden ears.
Source Yamachem