TS-UGOS TT, also known as TS-UGOS 13, is a graphical operating system developed and released by Theorysonic. It was released on August 2, 2009.


Development of TS-UGOS TT began on August 2, 2007. The first beta version was released in September 2008 for developers. The second public beta version was released in January 2009. The release candidate version was released in May 2009. 


  • Performance improvements.
  • Clean design.


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