Prismatic Groovy Concentric Background 3 No Black@2X #460
Noise CC 0Prismatic Groovy Concentric Background 3 No Black
Source GDJ
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Ribbon pattern 2 (version 2) #2039
Colorful CC 0The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
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Colorful Stripes Background #992
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Gray Floral #755
Gray CC BY-SA 3.0Floral patterns might not be the hottest thing right now, but you never know when you need it!
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Wall #1249
Wall CC 0Zerro CC tillable texture of stones photographed and made by me. CC0
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Background pattern 197 (variant 2) #2512
Green CC 0A version without colours blended together to give a different look.
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Background pattern 246 (colour 4) #2183
Green CC 0This was formed by distorting an image of a background on Pixabay.
Source Firkin
Wavy background #2019
Colorful CC 0CC0 and a seamless pattern from a tile drawn in Paint.net .
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Soft Wallpaper@2X #96
Wall CC BY-SA 3.0Coming in at 666x666px, this is an evil big pattern, but nice and soft at the same time.
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Wood Pattern@2X #371
Wood CC BY-SA 3.0One of the few full-color patterns here, but this one was just too good to pass up.
Source Alexey Usoltsev