.hlp file extension

  • File Type: Windows Help File
  • Developer: Microsoft
  • Category: System Files
  • Popularity: 4
System Software
windows os

Windows

  • Adobe RoboHelp 9
  • Microsoft Windows Help Viewer
  • Microsoft Help Workshop
  • Help Explorer Viewer
  • YpgSoft Windows HLP To RTF
mac os

MAC OS

  • Adobe RoboHelp 9
linux os

Linux

  • Help Explorer Viewer
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hlp file extension