Glass block pattern #2477
Brown CC 0Produced using the clouds, flames and glass blocks plug-ins in Paint.net and the resulting .PNG vectorised with Vector Magic.
Source Firkin
More Textures
Wooden planks #2571
Wood CC 0A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Notebook #1178
Gray CC BY-SA 3.0This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
Prismatic Abstract Geometric Background 5 #401
Noise CC 0Prismatic Abstract Geometric Background 5
Source GDJ
Old Brown Leather, Seamless Texture #1117
Leather CC BY-SA 3.0This texture looks like old leather. It should look great as a background on web pages.
Source V. Hartikainen
Desert Camo Print #255
Fabric CC 0Here's a camo print with more tan and less green, such as might be used in a desert scenario. This is tileable, so it can be used as a wallpaper or background.
Source Eady
Ravenna@2X #355
Wall CC BY-SA 3.0I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
Knitted Netting@2X #604
Grid CC BY-SA 3.0A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
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
Prismatic Polyskelion Pattern No Background@2X #800
Light CC 0Prismatic Polyskelion Pattern No Background
Source GDJ
Noise Lines #897
Paper CC BY-SA 3.0Lovely pattern with some good-looking non-random noise lines.
Source Zucx
Floral design #1984
Green CC 0Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Background pattern purple #1998
Colorful CC 0Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Decorative divider 210 #2364
Dark CC 0Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
Prismatic Snowflakes Pattern 3 No Background@2X #781
Light CC 0Prismatic Snowflakes Pattern 3 No Background
Source GDJ
Decorative divider 292 #1774
Dark CC 0From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Farmer@2X #660
Fabric CC BY-SA 3.0Farmer could be some sort of fabric pattern, with a hint of green.
Source Fabian Schultz
Diamond pattern (colour 6) #2280
Yellow CC 0From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Cover Green #1283
Dark CC 0Zero CC tileable hard cover green book, scanned and made by me. CC0
Source Sojan Janso
Colourful background 14 (colour 2) #2525
Colorful CC 0An alternative colour scheme for the original background.
Source Firkin
Prismatic Abstract Background Design #403
Noise CC 0Prismatic Abstract Background Design
Source GDJ
Fabric of Squares #1095
Light CC BY-SA 3.0As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
Noisy@2X #46
Paper CC BY-SA 3.0Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic