Background pattern 229 #2305
Colorful CC 0To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
More Textures
Floral design #1984
Green CC 0Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
blue glass design #2545
Blue CC 0The image is a design of blue glass.How about using it as background image?
Source Yamachem
Reticular Tissue@2X #764
Light CC BY-SA 3.0The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
Gloomy Stripes #994
Stripes CC BY-SA 3.0A dark striped seamless pattern suitable for use as a background on websites.
Source V. Hartikainen
Background pattern 271 #2058
Dark CC 0Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
Abstract Arbitrary Geometric Background #497
Noise CC 0Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ
Decorative divider 252 #2065
Dark CC 0Remix from a drawing in 'Ostatnie chwile powstania styczniowego', Zygmunt Sulima, 1887.
Source Firkin
Background pattern 197 (variant 2) #2512
Green CC 0A version without colours blended together to give a different look.
Source Firkin
Prismatic Geometric Pattern Variation 2 With Background@2X #472
Noise CC 0Prismatic Geometric Pattern Variation 2 With Background
Source GDJ
Pyramid #895
Light CC BY-SA 3.0Could remind you a bit of those squares in Super Mario Bros, yeh?
Source Jeff Wall
Batthern@2X #325
Grid CC BY-SA 3.0Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Fabric of Squares@2X #1096
Light CC BY-SA 3.0As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
Vintage pattern #2296
Brown CC 0Inspired by a pattern seen on a public domain image of a very old tile. To get the unit cell, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Decorative divider 299 #1743
Dark CC 0From a drawing in 'Bond Slaves. The story of a struggle.', Isabella Varley, 1893.
Source Firkin
Wavy background #2016
Pink CC 0A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Page ornament 21 #2361
Dark CC 0From a design in 'Storia del Palazzo Vecchio in Firenze', Aurelio Gotti, 1889.
Source Firkin
Climpek #775
Grid CC BY-SA 3.0Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
Vaio #675
Diamond CC BY-SA 3.0I’m guessing this is related to the Sony Vaio? It’s a nice pattern no matter where it’s from.
Source Zigzain
Seamless Prismatic Geometric Pattern With Background #264
Dark CC 0Seamless Prismatic Geometric Pattern With Background
Source GDJ