We wish to acknowledge to the following people for their contribution and support of USU:

• Danail Traichev;
• Linux for Bulgarians team;
• Host.bg;
• Phoenix.bg;
• Milen Milkov and Bulgarian Blender Community;
• http://www.designbyraro.com/;
• Kill_U;
• v111p.com;
• Mihail Balabanov;
• Atanas Atanasov;
• Svetozara Petkova;
• Yordan Georgiev and telepoint.bg;
• Yasen Georgiev – for the Russian translation of the USU website
• All users of USU for sharing their impressions, recommendations and ides for further elaboration.

Thank you! Without you USU will not be the same!

Svetoslav Stefanov, Krasimir Stefanov