Could be paper, could be a Polaroid frame – up to you!
Source Chaos
Based on several public domain drawings on Wikimedia Commons. This was formed from a rectangular tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
This yellow background consists of a pattern of glossy gold buttons arranged in polka dot style on a seamless texture. Here's a pale yellow background pattern. Feel free to use it for your needs!
Source V. Hartikainen
A simple bump filter made upon request at irc #inkscape at freenode. Made a screen capture of the making here: https://youtu.be/TGAWYKVLxQw
Source Lazur URH
The image depicts a seamless pattern of pine tree leaves.
Source Yamachem
So tiny, just 7 by 7 pixels – but still so sexy. Ah yes.
Source Dmitriy Prodchenko
Seamless Background For Websites. It has a texture similar to cork-board.
Source V. Hartikainen
Prismatic Triangular Seamless Pattern III With Background
Source GDJ
The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Subtle scratches on a light gray background.
Source Andrey Ovcharov
Adapted from an image that was uploaded to Pixabay by Anerma.
Source Firkin
The image depicts a seamless pattern of the design which includes a stylized lotus and a stylized crane.I referred to the original image in a book which is into public domain.
Source Yamachem
Remixed 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
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
Derived from a drawing in 'Historiske Afhandlinger', Adolf Jorgensen, 1898.
Source Firkin
Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
From a drawing in 'Friend or Fortune? The story of a strange year', Robert Overton, 1897.
Source Firkin