:HTB

HTB may refer to:

• Havic: The Bothering, a parody card game
• Heat loss due to linear thermal bridging (H_TB)
• 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