Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
The image depicts the Japanese Edo pattern called "seigaiha" or "青海波" meaning "blue -sea- wave".I hope it's suitable for the summer season.
Source Yamachem
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media
A good starting point for a cardboard pattern. This would work well in a variety of colors.
Source Atle Mo
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Pattern Background, Texture, Photoshop Structure style CC0 texture.
Source Darkmoon1968
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857. The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
More bright luxury. This is a bit larger than fancy deboss, and with a bit more noise.
Source Viszt Péter
Geometric triangles seem to be quite hot these days.
Source Pixeden
Prismatic Polka Dots Mark II No Background
Source GDJ
Abstract Tiled Background Extended 11
Source GDJ
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
Fix and cc0 to get the tile this is based on.
Source SliverKnight
A lot of people like the icon patterns, so here’s one for your restaurant blog.
Source Andrijana Jarnjak
This was formed by distorting an image of a background on Pixabay.
Source Firkin
A frame using leaves from an image that was uploaded to Pixabay by mayapujiati
Source Firkin
Traced from a drawing in 'Household Stories from the Collection of the Brothers Grimm', Wilhelm Carl Grimm , 1882.
Source Firkin
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin