Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
The tile can be had by using shift+alt+i on the selected rectangle in Inkscape
Source Firkin
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
More leather, and this time it’s bigger! You know, in case you need that.
Source Elemis
Did anyone say The Hoff? This pattern is in no way related to Baywatch.
Source Josh Green
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
Remixed from a drawing in 'Line and form", Walter Crane, 1914.
Source Firkin
Derived from a drawing in 'Historiske Afhandlinger', Adolf Jorgensen, 1898.
Source Firkin
Zero CC tileable grass texture, photographed and made by me. CC0
Source Sojan Janso
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
A comeback for you: the popular Escheresque, now in black.
Source Patten
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
A large (588x375px) sand-colored pattern for your ever-growing collection. Shrink at will.
Source Alex Tapein
The image depicts a Japanese Edo pattern called "kanoko or 鹿の子" meaning "fawn" which has a fur with small white spots.
Source Yamachem
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
The classic notebook paper with horizontal stripes.
Source Are Sundnes
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
The image depicts a seamless pattern of pine tree leaves.
Source Yamachem
Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel
A simple circle. That’s all it takes. This one is even transparent, for those who like that.
Source Saqib