Background pattern 306 (colour 5) #1879
Colorful CC 0Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
More Textures
Rice Paper 2 #340
Paper CC BY-SA 3.0One can never have too few rice paper patterns, so here is one more.
Source Atle Mo
Fence 3 #2578
Wood CC 0A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Grunge Website Background #1122
Grunge CC BY-SA 3.0A seamlessly tile-able grunge background image.
Source V. Hartikainen
Pattern cleanup 4 #157
Noise CC 0An attempt for cleaning up the original image in a few steps.
Source Lazur URH
Graphy #350
Grid CC BY-SA 3.0Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
Perforated White Leather #635
Light CC BY-SA 3.0A bit of scratched up grayness. Always good.
Source Dmitry
Prismatic 3D Isometric Tessellation Pattern 6 #148
Dark CC 0Prismatic 3D Isometric Tessellation Pattern 6
Source GDJ
Japanese family crest called chidori #2443
Fabric CC 0The image depicts a seamless pattern of a Japanese family crest called "chidori" in Japanese .A chidori in Japanese means a plover in English.
Source Yamachem
Nami@2X #576
Dark CC BY-SA 3.0Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
Prismatic Geometric Pattern Background No Black@2X #786
Noise CC 0Prismatic Geometric Pattern Background No Black
Source GDJ
Background pattern 245 (colour 4) #2189
Yellow CC 0This was formed by distorting an image of a background on Pixabay.
Source Firkin
Background pattern pink #1948
Pink CC 0To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Floral background #1980
Brown CC 0Remixed from a drawing in 'Line and form", Walter Crane, 1914.
Source Firkin
Flourish pattern (colour) #1737
Yellow CC 0Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Block Well #1698
Colorful CC 0Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
Decorative divider 247 #2077
Dark CC 0From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Seamless Background Texture (Light Pink) #1231
Pink CC BY-SA 3.0Feel free to use this seamless background texture as a background on a web site. It's colored in a light pink color and is seamlessly tile-able.
Source V. Hartikainen
Light Blue Background Pattern #1161
Grid CC BY-SA 3.0This light blue background pattern is quite pleasing to the eye, it consists of a tiny rough grid pattern, which is seamless by design. That's it, if you like the color, you can use this seamless pattern in a web design without making any further modifications to it.
Source V. Hartikainen
Triangular@2X #1157
Gray CC BY-SA 3.0Dare I call this a «flat pattern»? Probably not.
Source Dax Kieran
Seamless Cork Board Background #881
Wood CC BY-SA 3.0Here's a seamless brown cork board background texture. Feel free to download or reshare if you like.
Source V. Hartikainen