The basic shapes never get old. Simple triangle pattern.
Source Atle Mo
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Dare I call this a «flat pattern»? Probably not.
Source Dax Kieran
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks.
One more sharp little tile for you. Subtle circles this time.
Source Blunia
Neat little photography icon pattern.
Source Hossam Elbialy
Zero CC tileable hard cover green book, scanned and made by me. CC0
Source Sojan Janso
Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A seamless background of warped stripes on paper.
Source V. Hartikainen
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
This background image is great for using in web design or graphic design projects. And don't forget to visit the homepage. I frequently update this resource with fresh tileable backgrounds.
Source V. Hartikainen
Remixed from an image that was uploaded to Pixabay by KirstenStar
Source Firkin
Number 4 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
A seamless pattern based on a rectangular tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Light gray paper pattern with small traces of fiber and some dust.
Source Atle Mo
Has nothing to do with toast, but it’s nice and subtle.
Source Pippin Lee
Prismatic Abstract Geometric Background 4 No Black
Source GDJ
The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
This one is amazing, truly original. Go use it!
Source Viahorizon
The first pattern on here using opacity. Try it on a site with a colored background, or even using mixed colors.
Source Nathan Spady