Ribbon pattern 2 (version 2, colour 6) #2034
Pink CC 0The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
More Textures
Fabric pattern 2 (colour 2) #2395
Fabric CC 0Not 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
Prismatic Abstract Line Art Pattern Background 2 #567
Dark CC 0Prismatic Abstract Line Art Pattern Background 2
Source GDJ
Background pattern 257 (colour) #2136
Green CC 0Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Church@2X #634
Paper CC BY-SA 3.0I have no idea what J Boo means by this name, but hey – it’s hot.
Source j Boo
Background pattern 310 (colour 2) #1861
Yellow CC 0Based on an image that was uploaded to Pixabay by devanath
Source Firkin
Subtle Grunge@2X #1041
Light CC BY-SA 3.0A heavy hitter at 400x400px, but lovely still.
Source Breezi
seigaiha subtle color #2278
Pink CC 0This is a remix of "blue wave-seigaiha".I hope this subtle color version of Seigaiha would be suitable for background .
Source Yamachem
Carbon Fiber v2@2X #106
Carbon CC BY-SA 3.0One more updated pattern. Not really carbon fiber, but it’s the most popular pattern, so I’ll give you an extra choice.
Source Atle Mo
Old Mathematics #43
Stripes CC BY-SA 3.0This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
Leafy frame 32 #1714
Dark CC 0Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
Carbon Fiber #3
Carbon CC BY-SA 3.0A dark pattern made out of 3×3 circles and a 1px shadow. This works well as a carbon texture or background.
Source Atle Mo
Lichen #1293
Stone CC 0Zero CC tileable moss or lichen covered stone texture, edited from pixabay. CC0
Source Sojan Janso