HQ often refers to headquarters.
The HQ-9 (simplified Chinese: 红旗-9; traditional Chinese: 紅旗-9; pinyin: Hóng Qí-9; literally: 'Red Banner-9') is a medium- to long-range, active radar homing surface-to-air missile.Similar in capability to the Russian S-300 and American Patriot systems, the HQ-9 uses a HT-233 PESA radar system.
HQ (also known as HQ Trivia, Sports and Words) is an app and mobile trivia game, released on August 26, 2017, for iOS and later for Android on December 31, 2017. Players can play for free in daily trivia games through which they can win or split prize money.
The HQ-7 (FM-80) (Chinese: 红旗; pinyin: hóng qí, "red flag" or "red banner") is a Chinese short-range air defense missile.
The Hongqi-61 (Chinese: 红旗-61; pinyin: Hóng Qí-61; literally: 'Red Banner-61') is the first generation Chinese SARH guided surface-to-air missile (SAM).
In image processing, hqx ("high quality scale") is one of the pixel art scaling algorithms developed by Maxim Stepin, used in emulators such as Nestopia, FCEUX, higan, Snes9x, ZSNES and many more.
HQ is the eighth studio album by English folk/rock singer-songwriter and guitarist Roy Harper. It was first released in 1975 by Harvest Records.
HQ AB is a Swedish finance and banking corporation founded by Sven Hagströmer and Mats Qviberg, and which is currently being liquidated after having had its banking licence revoked on August 28, 2010.