"Grunge-Like" Background Pattern #1126
 Grunge  CC BY-SA 3.0

Background pattern made in "Grunge-Like" style. Available in both SVG and JPG formats. Edit to your needs then click the download button.

Source V. Hartikainen

 More Textures
Merely Cubed #589
 Grid  CC BY-SA 3.0

Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.

Source Etienne Rallion

Carbon Fiber [email protected] #327
 Carbon  CC BY-SA 3.0

Bigger is better, right? So here you have some large carbon fiber.

Source Factorio.us Collective

Fabric pattern 3 (colour 5) #2383
 Fabric  CC 0

Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.

Source Firkin

Colourful background #2007
 Colorful  CC 0

Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic

Source Firkin

Prismatic Geometric Pattern [email protected] #787
 Noise  CC 0

Prismatic Geometric Pattern Background

Source GDJ

Dark Brown Fabric-Like Texture #963
 Stripes  CC BY-SA 3.0

A seamless striped fabric-like texture colored in a dark reddish brown color.

Source V. Hartikainen

Concretia 4 #1411
 Dark  CC 0

Gamedev - Concrete Textures. CC0 License.

Source Davit Masia

Triangular #1156
 Gray  CC BY-SA 3.0

Dare I call this a «flat pattern»? Probably not.

Source Dax Kieran

lotus crane #2499
 Concrete  CC 0

The image depicts a seamless pattern of the design which includes a stylized lotus and a stylized crane.I referred to the original image in a book which is into public domain.

Source Yamachem

Textured Stripes #867
 Stripes  CC BY-SA 3.0

A lovely light gray pattern with stripes and a dash of noise.

Source V. Hartikainen

[email protected] #706
 Light  CC BY-SA 3.0

Detailed but still subtle and quite original. Lovely gray shades.

Source Kim Ruddock

Background pattern blue #1949
 Blue  CC 0

To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.

Source Firkin

Ribbon pattern 2 (version 2, colour 2) #2038
 Colorful  CC 0

The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.

Source Firkin

Pattern & Iron Net #1618
 Wall  CC 0

Fence. CC0 License.

Source Unknow

Decorative divider 254 #2040
 Dark  CC 0

Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857

Source Firkin

Wavy background #2018
 Colorful  CC 0

CC0 and a seamless pattern from a tile drawn in Paint.net .

Source SliverKnight

Background pattern 223 (colour 5) #2349
 Blue  CC 0

Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.

Source Firkin

Small Steps #1312
 Light  CC BY-SA 3.0

This ons is quite old school looking. Retro, even. I like it.

Source Arno Declercq

Blu Stripes #617
 Fabric  CC BY-SA 3.0

Very simple, very blu(e). Subtle and nice.

Source Seb Jachec

Textured Paper Background (Vanilla Yellow) #1219
 Yellow  CC BY-SA 3.0

Here's a new paper-like background for free use on personal and commercial projects (this applies to all background patterns here).

Source V. Hartikainen

Aged Grid Paper Background #1072
 Paper  CC BY-SA 3.0

A seamless web background with texture of aged grid paper.

Source V. Hartikainen

Seamless Cardboard Texture #1212
 Cardboard  CC BY-SA 3.0

A free background image with a seamless texture of cardboard. This texture of cardboard looks quite realistic, especially when is actually tiled.

Source V. Hartikainen

Skulls #1302
 Yellow  CC BY-SA 3.0

Not subtle at all, but man – the craftsmanship is ace!

Source Adam

Restaurant #1319
 Unknow  CC BY-SA 3.0

Run a restaurant blog? Here you go. Done.

Source Andrijana Jarnjak

Floors & Black #1608
 Wall  CC 0

Floors-Tiles. CC0 License.

Source Unknow

Prismatic Geometric Pattern Background 2 No Black #410
 Noise  CC 0

Prismatic Geometric Pattern Background 2 No Black

Source GDJ

Floral pattern 7 (colour 5) #2287
 Green  CC 0

Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.

Source Firkin