.HXC File

The hxc file extension is associated with Microsoft Help Workshop. The *.hxc defines basic collection properties and to point to other files that contain collection data. When using Microsoft Help Workshop, the file is automatically added to a new Help project and is automatically updated when you save or compile the project. The .hxc files are in XML format.

Files with hxc extension are used by Microsoft Help Workshop program. 

How to open:

Use any of the Microsoft Visual Studio suites.

How to convert:

It is not convertable file format.