First pattern tailor-made for Retina, with many more to come. All the old ones are upscaled, in case you want to re-download.
Source Atle Mo
This is so subtle you need to bring your magnifier!
Source Carlos Valdez
A set of paper filters. The base texture is generated the same way, only the compositing mode is varied.
Source Lazur URH
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks.
Geometric triangles seem to be quite hot these days.
Source Pixeden
Prismatic Snowflakes Pattern No Background
Source GDJ
Hey, you never know when you’ll need a bird pattern, right?
Source Pete Fecteau
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ
An abstract Background pattern of purple twisty patterns.
Source TikiGiki
A free black metallic background pattern. Here's a new pattern I made that looks metallic.
Source V. Hartikainen
Light gray paper pattern with small traces of fiber and some dust.
Source Atle Mo
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
A playful triangle pattern with different shades of gray.
Source Dimitrie Hoekstra
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
A rusty grunge background for websites. Feel free to use it in your site's theme.
Source V. Hartikainen
Looks like an old rug or a computer chip.
Source Patutin Sergey
More tactile goodness. This time in the form of some rough cloth.
Source Bartosz Kaszubowski
A free seamless background pattern for use on websites.
Source V. Hartikainen
A repeating background of beige paper with vintage look. Repeats to infinity, as usual.
Source V. Hartikainen
Light square grid pattern, great for a “DIY projects” sort of website, maybe?
Source Rafael Almeida
A very dark spotted twinkle pattern for your twinkle needs.
Source Badhon Ebrahim
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
This is the third pattern called Dark Denim, but hey, we all love them!
Source Brandon Jacoby