I’m updating owncloud.. waiting to move data directory..
that I thought to change a bit the CSS to coustomize for our brand..
SO I discovered the authors (http://jancborchardt.net/) and, with pleasure, the page of opensource design project.
http://opensourcedesign.net/
Manifest:
http://opensourcedesign.net/about/
http://jancborchardt.net/usability-in-free-software
I think that I want see if I can meet someone of these idea in  FOSDEM..
https://fosdem.org/2016/schedule/track/open_source_design/
… And I discovered also these festival: https://internetfreedomfestival.org/
😀