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"Tiger" in a computer context can refer to several things, most commonly the TIGER geographic database from the U.S. Census Bureau, the Tiger cryptographic hash function, or the Tiger security software. Other meanings include the Tiger programming language, the code name for the Mac OS X 10.4 "Tiger" operating system, or a specific cluster computing system.

Geographic Information Systems (GIS)

TIGER database: An acronym for Topologically Integrated Geographic Encoding and Referencing, this is a digital database of geographic spatial data created by the U.S. Census Bureau. It contains information like street address ranges, census tracts, and block boundaries.

Programming and software

Tiger language: A simple, compact imperative programming language used for teaching and research, similar to Pascal. It features basic data types and structures like arrays and records.

Tiger (security software): A free, open-source security audit and intrusion detection system for Unix-like operating systems, written entirely in shell scripts.

Tiger cryptographic hash function: A cryptographic hash function designed in 1995 for efficiency on 64-bit platforms, producing a 192-bit hash value.

Operating systems

Mac OS X 10.4 "Tiger": A version of Apple's Mac OS X operating system, released in 2005. It introduced features like Spotlight search, Dashboard, and RSS syndication for Safari.