Fix and cc0 to get the tile this is based on.
Source SliverKnight
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
From an image on opengameart.org shared by rubberduck.
Source Firkin
Drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Formed by heavily distorting part of a an image of a fish uploaded to Pixabay by GLady
Source Firkin
ZeroCC tileable mossy (lichen) stone texture, edited from pixabay. CC0
Source Sojan Janso
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
To celebrate the new feature, we need some sparkling diamonds.
Source Atle Mo
From a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin
Medium gray fabric pattern with 45-degree lines going across.
Source Atle Mo
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
This light blue background pattern is quite pleasing to the eye, it consists of a tiny rough grid pattern, which is seamless by design. That's it, if you like the color, you can use this seamless pattern in a web design without making any further modifications to it.
Source V. Hartikainen
Psychedelic Geometric Background No Black
Source GDJ
A bit simplified version. Although it could be edited out to be simpler. Anyway, this time the tiling is converted to a pattern fill -which is using clipping for the tile's edges.
Source Lazur URH
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
Bright Multicolored Floral Background by Karen Arnold from PDP.
Source GDJ
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Zero CC tileable ground (#2) cracked, crackled texture, made by me. CC0
Source Sojan Janso