PC.net

.hhc

File Type Generic IconHTML Help Table of Contents
File Format Proprietary (Microsoft)
Usage Open manually
Popularity ★ ★ ★ ☆ ☆  Average
Description

Stores table of contents (or site map) used by Microsoft HTML Help; provides help documentation via a Web browser.
Open With
Windows

IconMicrosoft HTML Help Workshop
Updated 2007
Information from the PC File Extensions Reference
https://pc.net/extensions/file/hhc
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