This makes me wanna shoot some pool! Sweet green pool table pattern.
Source Caveman
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
This is the remix of "blue wave-seigaiha".This is the flowers of pink silk tree which is called "nemuno-ki".About pink silk tree ,refer to here:https://jp.pinterest.com/pin/500744052301210439/
Source Yamachem
Hey, you never know when you’ll need a bird pattern, right?
Source Pete Fecteau
The image depicts a seamless pattern of a snow crystal.I referred to a book called ”sekka-zusetsu” or "雪華図説" which means an illustrated explanation about snow crystals.This book was published in 1832 (天保3年) or Edo period.For more about "雪華図説",see here:dl.ndl.go.jp/info:ndljp/pid/2536975
Source Yamachem
Got some felt in my mailbox today, so I scanned it for you to use.
Source Atle Mo
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
A repeating gloomy background image. This one consists of a pattern of black chains layered on top of a dark textured background.
Source V. Hartikainen
The image depicts a seamless pattern of pine tree leaves.
Source Yamachem
Prismatic Snowflakes Pattern No Background
Source GDJ
Square design drawn in Paint.net and vectorized in Vector Magic.
Source Firkin
Real snow that tiles, not easy. This is not perfect, but an attempt.
Source Atle Mo