http://wiki.mate-desktop.org/download
Perhaps this helps you.
that is not entirely true, you can add mate to the repos following the Ubuntu
precise instructions:
- [Trisquel-users] Libre Windows 7-like theme for GNOME 3? gramex
- Re: [Trisquel-users] Libre Windows 7-like theme for ... fernando . negro
- Re: [Trisquel-users] Libre Windows 7-like theme for ... onpon4
- Re: [Trisquel-users] Libre Windows 7-like theme ... gramex
- Re: [Trisquel-users] Libre Windows 7-like th... franparpe
- Re: [Trisquel-users] Libre Windows 7-like theme for ... gp
