Transparent Square Tiles@2X #299
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
More Textures
Strawberry seamless pattern #208
Noise CC 0This is the remix of "Strawberry Pattern Background" uploaded by "GDJ". Thanks. I realigned strawberries so as to get seamless and changed the BG color.
Source Yamachem
Background patter 294 #1920
Dark CC 0Remixed from a drawing in 'Works. Popular edition', John Ruskin, 1886.
Source Firkin
Double Lined #51
Stripes CC BY-SA 3.0Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
P5@2X #1114
Light CC BY-SA 3.0Number five from the same submitter, makes my job easy.
Source Dima Shiper
Fake Luxury #621
Diamond CC BY-SA 3.0Fake or not, it’s quite luxurious.
Source Factorio.us Collective
Blu Stripes@2X #618
Fabric CC BY-SA 3.0Very simple, very blu(e). Subtle and nice.
Source Seb Jachec
Dark Stripes #39
Dark CC BY-SA 3.0Very dark pattern with some noise and 45-degree lines.
Source Stefan Aleksić
Green Wall #1252
Wall CC 0Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Fleurs-de-lys pattern 2 #2205
Dark CC 0Colour version of the original pattern inspired by the front cover of 'Old and New Paris', Henry Edwards, 1894.
Source Firkin
Seamless Pink Background Texture #1233
Pink CC BY-SA 3.0A seamlessly tileable pink background texture.
Source V. Hartikainen
Tessellation 16 (colour 6) #2210
Colorful CC 0The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
Food and drink design #1897
Dark CC 0Colour version that is close to the original drawing uploaded to Pixabay by pencilparker.
Source Firkin
Decorative divider 215 #2242
Dark CC 0Remixed from a raster on Pixabay that was uploaded by ArtsyBee.
Source Firkin
Psychedelic@2X #746
Gray CC BY-SA 3.0Geometric triangles seem to be quite hot these days.
Source Pixeden
Rice Paper 2@2X #341
Paper CC BY-SA 3.0One can never have too few rice paper patterns, so here is one more.
Source Atle Mo
"Cork Board", Seamless Background For Websites #875
Wood CC BY-SA 3.0Seamless Background For Websites. It has a texture similar to cork-board.
Source V. Hartikainen
Fabric pattern 3 (colour 3) #2385
Fabric CC 0Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Colourful background #2007
Colorful CC 0Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Grilled Noise #581
Fabric CC BY-SA 3.0You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media