Cross Stripes #47
Dark CC BY-SA 3.0Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
More Textures
Floral design 90 #1815
Dark CC 0From a drawing in 'Hubert Montreuil, or the Huguenot and the Dragoon', Francisca Ouvry, 1873.
Source Firkin
Multiple Greek key frame #1733
Dark CC 0Inspired by a drawing seen in 'City of Liverpool', James Picton, 1883.
Source Firkin
Prismatic Geometric Pattern Background #407
Noise CC 0Prismatic Geometric Pattern Background
Source GDJ
Black Mamba #57
Dark CC BY-SA 3.0The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
Background pattern purple #1946
Colorful CC 0To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Orange-red Pattern #995
Stripes CC BY-SA 3.0Orange-red pattern for tiled backgrounds.
Source V. Hartikainen
Background pattern 251 (colour 3) #2165
Blue CC 0To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
"Polished Blue Stone", Seamless Web Texture #1052
Stone CC BY-SA 3.0An abstract web texture of a polished blue stone (or does it look more like ice).
Source V. Hartikainen
Checkered Pattern #322
Grid CC BY-SA 3.0Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
Elastoplast@2X #283
Light CC BY-SA 3.0A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
Dark Tire@2X #704
Dark CC BY-SA 3.0Dark, crisp and subtle. Tiny black lines on top of some noise.
Source Wilmotte Bastien
Background pattern 306 (colour 5) #1879
Colorful CC 0Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Satin Weave #1044
Light CC BY-SA 3.0Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
Background pattern 6 #225
Noise CC 0Another fairly simple design drawn in Paint.net and vectorized in Inkscape.
Source Firkin
Broken Noise@2X #365
Dark CC BY-SA 3.0Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
Mix Stone #1298
Stone CC 0ZeroCC tileable stone texture, edited from pixabay, CC0
Source Sojan Janso
Background Pattern Green #1939
Green CC 0Fix and cc0 to get the tile this is based on.
Source SliverKnight
Batthern #324
Grid CC BY-SA 3.0Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective