Subtle Patterns by Toptal offers a wide variety of subtle patterns and backgrounds that are free and of the highest quality.
The Pattern Library is a collection of unique patterns and backgrounds, which are free for you to use as heart desires.
A free collection of 22 accurately crafted patterns for all vector formats, including SVG, Adobe XD, Sketch, Figma, Adobe Illustrator and more.
Transparent Textures offers a wide range of textures that are transparent, making it easy to add color. You can download an image or the CSS code for each texture.