Prismatic Abstract Geometric Background 4 No Black #441
Dark CC 0Prismatic Abstract Geometric Background 4 No Black
Source GDJ
More Textures
Prismatic Triangular Background Design Mark II 5@2X #788
Dark CC 0Prismatic Triangular Background Design Mark II 5
Source GDJ
Wavy background #2019
Colorful CC 0CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Foggy Birds@2X #580
Light CC BY-SA 3.0Hey, you never know when you’ll need a bird pattern, right?
Source Pete Fecteau
Brilliant@2X #754
Light CC BY-SA 3.0This is so subtle you need to bring your magnifier!
Source Carlos Valdez
White Well & Star #1700
Wall CC 0Background Wall, Art Abstract, Star Well & CC0 texture.
Source Ractapopulous
Prismatic Geometric Tessellation Pattern 2 No Background #553
Noise CC 0Prismatic Geometric Tessellation Pattern 2 No Background
Source GDJ
Background pattern 306 (colour 4) #1877
Colorful CC 0Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Prismatic Geometric Pattern Background@2X #787
Noise CC 0Prismatic Geometric Pattern Background
Source GDJ
Stardust@2X #1210
Dark CC BY-SA 3.0Everyone needs some stardust. Sprinkle it on your next project.
Source Atle Mo
Green Background With Leaves #1331
Green CC BY-SA 3.0It looks very nice I think.
Source V. Hartikainen
WaveCut #75
Light CC BY-SA 3.0If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
Background pattern 41 #262
Fabric CC 0A seamless pattern the starting point for which was a 'light rays' rendering in Paint.net.
Source Firkin
Textured Paper #1130
Paper CC BY-SA 3.0You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
Tessellation 16 (colour 4) #2212
Green CC 0The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Seamless 3D Isometric Tessellation Pattern 2 #147
Light CC 0A seamless pattern that includes the original tile (go to Objects / Pattern / Pattern To Objects in Inkscape's menu to extract it).
Source GDJ
Background pattern 246 (colour 5) #2182
Colorful CC 0This was formed by distorting an image of a background on Pixabay.
Source Firkin
Prismatic Geometric Tessellation Pattern No Background #551
Noise CC 0Prismatic Geometric Tessellation Pattern No Background
Source GDJ
Zig-zag pattern 2 #2417
Grid CC 0A seamless pattern based on a rectangular tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
"Black Stripes", Background Pattern #966
Stripes CC BY-SA 3.0A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
Gray Sand #17
Dark CC BY-SA 3.0A dark gray, sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
Floral design 95 #1790
Green CC 0From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Tasky@2X #668
Dark CC BY-SA 3.0Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
Decorative divider 198 #2437
Dark CC 0From a drawing in 'Codogno e il suo territorio nella cronaca e nella storia'', Gio and Giarella Cairo, 1897.
Source Firkin
Seamless Prismatic Quadrilateral Line Art Pattern No Background #379
Diamond CC 0Seamless Prismatic Quadrilateral Line Art Pattern No Background
Source GDJ
Embossed Paper@2X #732
Paper CC BY-SA 3.0One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim