.hhp file extension
- (Microsoft) HTML Help Workshop Project file. It is a text file that brings together all the elements of a help project.
Can you add to this? Do you know of any applications not already listed which will work with .hhp files, view .hhp files or open .hhp files? Are you able to contribute any additional reference information or file format information about .hhp files or have you spotted any errors or omissions? If so please let us know by emailing us at firstname.lastname@example.org - Thank you.