If I need a quick background pattern to spruce something up, I often think of the CSS3 Patterns Gallery. Some of those are pretty intense but remember they
69+ Best Web Design Background Patterns Free Download
Meeting GraphQL at a Cocktail Mixer
Poetry - Mr. Oppedisano's Class but you can call me Mr. O
5 Best Places to Find a Pattern Background (+ How to Add it to WordPress)
Subtle Patterns Free textures for your next web project
900+ Web Design ideas web design, web design resources, design
35+ Free Abstract Background Pattern and Texture Designs - Designmodo
69+ Best Web Design Background Patterns Free Download
zz site graphic swirling pattern bg – The Drabblecast
Total 77+ imagen css pattern background
20 Websites With Gorgeous Patterned Backgrounds - The Shutterstock Blog
MagicPattern - Beautiful & cool backgrounds with 10+ tools!