USU (operating system)

USU linux (Bulgarian: УСУ; Учи Свободен с Убунту) is Bulgarian open source desktop operating system built around the KDE desktop environment and based on the popular free Linux distribution, Ubuntu.
About USU.
Usu can be downloaded in three flavours, Desktop, Mini and Netbook, each one with its own features and target audience. All of them can be downloaded for free, as Live CD/DVD ISO images, supporting 32-bit and 64-bit processors. The default language is Bulgarian, but in installation it can be easy changed with F2 key.
Features.
USU Desktop is created to be used as a learning tool, this edition of USU includes a very long list of educational apps, like as Celestia space simulator, MuseScore music score typesetter, Blender 3D rendering software, Kalgebra mathematical calculator, and much more.
System Requirements.
USU haves this approximate system requirements: