TSUG

TSUG (Theorysonic Ultra Graphical, often pronounced as tsoog), formerly known as TS-OS and TS-UGOS, is a series of graphical operating systems developed, marketed, and sold by Theorysonic. It is suitable for home and business computers, also for gaming.

Pre-TSOS: 1965-1973
The history of TSUG dates back to 1965.

TS-OS era: 1973-1983
Theorysonic created their first operating system called TS-OS in 1973 after 8 years of development.

TS-OS color era: 1983-1985
With the release of TS-OS 6, it added color support, desktop system, icons, and the LenseNet web browser.

TS-UGOS era: 1985-2017
During CES 2016, Theorysonic revealed the new name for the next operating system be called TSUG.

Features

 * TS-Menu
 * TheoryShop
 * Matrix UI
 * TheoryMedia
 * Theorysonic One
 * Notifications Center
 * Dark Mode

Reception
The TSUG operating system has been met with generally positive reception because they know useful features including TS-Menu, web browser, taskbars, applications, gaming, tools, etc.

Despite TSUG's success, the operating system was also noted for its huge library of games, useful tools, and software. Despite ports of many popular arcade games, its popularity attracted some notable developers, such as Latikuu and Seymour Games and its parent company Drillimation Studios.

Usage share
TSUG is the most popular operating system in El Kadsre, Australia, Sentan, Vicnora, Japan, Philippines, Minecraftia, Thaedal, Simerica, Herzoland, YinYangia, Kensland, Spain, France, Italy, and Germany.

as TS-OS

 * Theorysonic Operating System (1973)
 * TS-OS 2 (1975)
 * TS-OS 3 (1977)
 * TS-OS 4 (1979)
 * TS-OS 5 (1981)
 * TS-OS 6 (1983)

as TS-UGOS

 * TS-UGOS E1 (1985)
 * TS-UGOS E2 (1986)
 * TS-UGOS 2 (1987)
 * TS-UGOS 3 (1989)
 * TS-UGOS 4 (1991)
 * TS-UGOS 5 (1993)
 * TS-UGOS 6 (1995)
 * TS-UGOS 7 (1997)
 * TS-UGOS VM (1999)
 * TS-UGOS SO (2001)
 * TS-UGOS TEN (2003)
 * TS-UGOS EV (2005)
 * TS-UGOS TW (2007)
 * TS-UGOS TT (2009)
 * TS-UGOS FT (2011)
 * TS-UGOS FI (2013)
 * TS-UGOS ST (2015)

as TSUG

 * TSUG X7 (2017)
 * TSUG AE (2018)
 * TSUG X8 (2019)