Light Gray #1203
Gray CC BY-SA 3.0Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
More Textures
SubtleNet #855
Light CC BY-SA 3.0You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
Tessellation 10 (variant 2) #2544
Grid CC 0An alternative colour scheme to the original seamless pattern.
Source Firkin
Gray Lines@2X #914
Light CC BY-SA 3.0Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
Background pattern 214 (colour 6) #2372
Colorful CC 0A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Alternative colour scheme.
Source Firkin
Decorative divider 251 #2069
Dark CC 0Remixed from a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Background pattern 227 (colour 2) #2313
Blue CC 0A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
Part of Bayeux Tapestry 1 #2452
Noise CC 0From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
Squares@2X #303
Dark CC BY-SA 3.0Dark, square, clean and tidy. What more can you ask for?
Source Jaromír Kavan
Washi #288
Light CC BY-SA 3.0Washi (和紙?) is a type of paper made in Japan. Here’s the pattern for you!
Source Carolynne
Winding Stripes Background Pattern #1164
Fabric CC BY-SA 3.0A dark brown fabric-like background texture with seamless pattern of winding stripes.
Source V. Hartikainen
Faded Yellow Stripes, Background Pattern #1218
Yellow CC BY-SA 3.0A pale yellow background pattern with vertical stripes. The stripes are partially faded. I think this background image turned out pretty well, especially those faded stripes.
Source V. Hartikainen
Background pattern 258 (colour) #2134
Red CC 0Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Decorative divider 288 #1820
Dark CC 0From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
Spirals pattern #1994
Colorful CC 0Uses spirals from Pixabay. To get the basic tile select the rectangle in Inkscape and use shift+alt+i
Source Firkin
Background pattern 230 #2304
Yellow CC 0To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Background pattern 215 (colour 4) #2368
Green CC 0A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
Wavy background #2016
Pink CC 0A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin