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
Triangles@2X #128
Dark CC BY-SA 3.0Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
Background pattern 197 #2513
Green CC 0A version without colours blended together to give a different look.
Source Firkin
Dark Brick Pattern #1032
Stone CC BY-SA 3.0A seamless pattern of dark bricks. Maybe it's not very realistic, but it looks good in my opinion.
Source V. Hartikainen
Embossed Paper #731
Paper CC BY-SA 3.0One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
Leafy decorative divider #1760
Dark CC 0From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
Floral background 21 #1785
Dark CC 0From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Waves decorative divider #1908
Blue CC 0Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Red #1256
Red CC 0Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Billie Holiday #1002
Light CC BY-SA 3.0No relation to the band, but damn it’s subtle!
Source Thomas Myrman
Decorative divider 184 #2589
Dark CC 0From a drawing in 'Royal Ramsgate', James Simson, 1897.
Source Firkin
Prismatic Abstract Geometric Background 2 No Black@2X #446
Noise CC 0Prismatic Abstract Geometric Background 2 No Black
Source GDJ
Background pattern 264 #2071
Orange CC 0The tile for this is based on a repeating unit close to a design on Pixabay. It can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Light Note Paper #942
Stripes CC BY-SA 3.0Here's an yet another seamless note paper texture for use as a background on websites.
Source V. Hartikainen
Square ornament 37 #2177
Dark CC 0Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
Gold Wall & Dark #1250
Wall CC 0Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Floral design 96 #1789
Dark CC 0From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Floral background 19 #1833
Dark CC 0Remixed from a JPG that was uploaded to Pixabay by Osckar
Source Firkin
Warped Stripes on Paper #1073
Paper CC BY-SA 3.0A seamless background of warped stripes on paper.
Source V. Hartikainen
Paper 3 #31
Paper CC BY-SA 3.0Light gray paper pattern with small traces of fiber and some dust.
Source Atle Mo
Fabric of Squares #1095
Light CC BY-SA 3.0As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
Decorative divider 200 #2420
Dark CC 0From a drawing in 'Heroes of North African Discovery', Nancy Meugens, 1894.
Source Firkin
Prismatic Geometric Tessellation Pattern 4 No Background@2X #558
Noise CC 0Prismatic Geometric Tessellation Pattern 4 No Background
Source GDJ
Prismatic Abstract Geometric Background 5 No Black@2X #792
Noise CC 0Prismatic Abstract Geometric Background 5 No Black
Source GDJ
Spiral pattern 3 #1934
Dark CC 0From a drawing in 'Danmarks Riges Historie af J. Steenstrup, Kr. Erslev, A. Heise, V. Mollerup, J. A. Fridericia, E. Holm, A. D. Jørgensen', 1897.
Source Firkin