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help authoring tool A Help Authoring Tool or HAT is a software program used by technical writers to create online help systems. Functions The basic functions of a Help Authoring Tool (HAT) can be divided into the following categories: File input HATs obtain their ...

s, organized by

operating system An operating system (OS) is system software that manages computer hardware, software resources, and provides common daemon (computing), services for computer programs. Time-sharing operating systems scheduler (computing), schedule tasks for ef ...

Mac

Windows

Cross-platform

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