Computers
- Hot spot (computer science), region of a program where a significant amount of computation occurs
- Hot spot, a database object which is frequently being accessed
- Hot spot, an area which is customized by users in software frameworks
- Hotspot (Wi-Fi), a Wi-Fi network access point or area
- HotSpot, a Java Virtual Machine from Oracle
- Screen hotspot, an area on which computer users click or hover for interactivity
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