HTB may refer to:
Havic: The Bothering, a parody card game Heat loss due to linear thermal bridging (HTB) Hierarchical token bucket, a computer networking algorithm Hizb ut-Tahrir Britain, the UK branch of Islamist organisation Hizb ut-Tahrir Holy Trinity Brompton, a church in London, England Hokkaido Television Broadcasting, in Japan Household Troops Band of the Salvation Army Hack The Box, an online cybersecurity training platform HowToBasic, an Australian YouTuber See also NTV (disambiguation) (Cyrillic: HTB)