A criss-cross pattern similar to one I saw mown into a sports field.
Source Firkin
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
ZeroCC tileable mossy (lichen) stone texture, edited from pixabay. CC0
Source Sojan Janso
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
Love me some light mesh on a Monday. Sharp.
Source Wilmotte Bastien
Actually, there's no clouds in it, but I think it looks quite nice.
Source V. Hartikainen
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
Retro Circles Background 5 No Black
Source GDJ
That’s what it is, a dark dot. Or sort of carbon looking.
Source Tsvetelin Nikolov
Remixed from an image that was uploaded to Pixabay by CatherineClennan
Source Firkin
Zero CC tileable Laminate wood texture, photographed and made by me. CC0
Source Sojan Janso
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
This is a hot one. Small, sharp and unique.
Source GraphicsWall
A set of paper filters. The base texture is generated the same way, only the compositing mode is varied.
Source Lazur URH
Old China with a modern twist, take two.
Source Adam Charlts
Super dark, crisp and detailed. And a Kill Bill reference.
Source Badhon Ebrahim
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein