Tessellation 14 variant 1 #2530
Grid CC 0A seamless pattern formed from a modified version of rwwgub's tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
More Textures
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
Office #957
Dark CC BY-SA 3.0I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
"Dark Metal Plate", Web Background #1084
Metal CC BY-SA 3.0A dark metal plate with an embossed grid pattern and a bit of rust. Here's a dark metal plate texture for use as a tiled background on web pages.
Source V. Hartikainen
Leafy frame 32 #1714
Dark CC 0Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
Snow #627
Wall CC BY-SA 3.0Real snow that tiles, not easy. This is not perfect, but an attempt.
Source Atle Mo
Concrete Wall 3@2X #94
Light CC BY-SA 3.0All good things come in threes, so I give you the third in my little concrete wall series.
Source Atle Mo
Background pattern 309 (colour 3) #1864
Red CC 0Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
White Sand@2X #20
Light CC BY-SA 3.0Same as gray sand but lighter. A sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
Diagonal Waves@2X #1007
Gray CC BY-SA 3.0It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
Flourish 3 #2298
Dark CC 0From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin