HLL

HLL can have several meanings:

• High-level programming language, abbreviated to High-level Language.
• Trading name for Healthcare Logistics Ltd., a Malta based health and care technology company
• HLL Lifecare Limited (formerly Hindustan Latex Limited), an Indian Public Sector Undertaking
• Horo Records hll jazz series, e.g. hll 101-4
• Horizontal Life Line, used for fall arrest
• HyperLogLog, algorithm for the count-distinct problem
• Hell Let Loose, multiplayer WWII first-person shooter video game