Escheresque@2X #778
Light CC BY-SA 3.0Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
More Textures
Background pattern 297 #1902
Red CC 0Remixed from an image on Pixabay, the original having been uploaded by darkmoon1968.
Source Firkin
Floral background 2 #380
Wall CC 0Background formed from the original with an emboss effect
Source GDJ
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
Soft Kill@2X #319
Dark CC BY-SA 3.0Pattern #100! A black classic knit-looking pattern.
Source Factorio.us Collective
Prismatic Triangular Seamless Pattern III With Background #273
Dark CC 0Prismatic Triangular Seamless Pattern III With Background
Source GDJ
Snow@2X #628
Wall CC BY-SA 3.0Real snow that tiles, not easy. This is not perfect, but an attempt.
Source Atle Mo
Prismatic Curved Diamond Pattern 6 No Background #545
Dark CC 0Prismatic Curved Diamond Pattern 6 No Background
Source GDJ
Climpek@2X #776
Grid CC BY-SA 3.0Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
Floral pattern 6 #2461
Fabric CC 0A pattern formed from a photograph of a 16th century ceramic tile.
Source Firkin
Worn Dots #709
Fabric CC BY-SA 3.0These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
"Black Metal Grid", Seamless Background Pattern #1080
Metal CC BY-SA 3.0A free seamless background pattern for use on websites.
Source V. Hartikainen
shell pattern #2533
Brown CC 0The image depicts a shell seamless pattern.I used an OCAL clipart called "Shell" uploaded by "jgm104".Thanks.
Source Yamachem
Prismatic Basic Pattern 2 No Background@2X #448
Noise CC 0Prismatic Basic Pattern 2 No Background
Source GDJ
Noisy #45
Paper CC BY-SA 3.0Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic
Colourful background 14 #2526
Colorful CC 0A colourful background drawn originally in paint.net and vectorised in Vector Magic.
Source Firkin
Straws@2X #973
Light CC BY-SA 3.0Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel
Transparent Square Tiles #298
Grid CC BY-SA 3.0The first pattern on here using opacity. Try it on a site with a colored background, or even using mixed colors.
Source Nathan Spady
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
Gray Dots Background Pattern #1127
Grid CC BY-SA 3.0A seamless background pattern with impressed gray dots.
Source V. Hartikainen
Light Mesh@2X #708
Fabric CC BY-SA 3.0Love me some light mesh on a Monday. Sharp.
Source Wilmotte Bastien
Cross pattern #2333
Dark CC 0A seamless pattern formed from cross 4. To get the original tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin