Background pattern 215 (colour 3) #2369
Pink CC 0A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
More Textures
stripe seamless pattern #2279
Dark CC 0The image depicts a seamless pattern which was made using stripe-like things including borders.I used OCAL cliparts called "Blue Greek Key With Lines Border" uploaded by "GR8DAN" and "daisy border" uploaded by "johnny_automatic".Thanks.
Source Yamachem
Background pattern 245 (colour 6) #2187
Colorful CC 0This was formed by distorting an image of a background on Pixabay.
Source Firkin
Paper 2 #21
Paper CC BY-SA 3.0New paper pattern with a slightly organic feel to it, using some thin threads.
Source Atle Mo
Grid #974
Gray CC BY-SA 3.0There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
Prismatic Groovy Concentric Background No Black@2X #452
Noise CC 0Prismatic Groovy Concentric Background No Black
Source GDJ
Background pattern 277 (colour) #2031
Orange CC 0A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
Prismatic Groovy Concentric Background No Black #451
Noise CC 0Prismatic Groovy Concentric Background No Black
Source GDJ
Greek key pattern 5 #2294
Dark CC 0Seamless pattern made from a tile that can be obtained in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Light Grey Floral Motif #344
Wall CC BY-SA 3.0Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Background pattern 259 (colour 5) #2098
Pink CC 0Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin