It's a python's script who download some pictures into /tmp directory (see imagesat_example.conf) and you can display them with conky or conky
like (dzen2, ...)
This script can search, with regexp, a picture to download on html page, even name of picture change all the time
yaml-python, python-requests
`
git clone https://github.com/Chipsterjulien/imagesat.git
python setup.py install
`
`
python imagesat -h
`
<a href="http://en.wikipedia.org/wiki/Gplv3#Version_3">GPL v3</a>