Help Explorer is a Windows software for working with help documents. You can browse instruction files in several common formats. Additionally, there are development instruments for embedding manuals into any program.

Viewer

Users are able to display the contents of a help file without losing any functionality. This utility provides tools for viewing the table of contents, searching through the document and adding individual pages to the favorites list.

Development tools

The included application programming interface lets you easily embed help files into any piece of software as well as pass parameters such as the name, topic ID and keyword. Moreover, there are flexible visual customization options to help you match the look and feel of the app.

System integration

It is possible to replace the default Windows help viewer with Help Explorer. To do so, users are instructed to change the values of certain registry keys and run the main executable file with the /register parameter. CCleaner or other similar program can be utilized for this purpose. Detailed information about the operation is available in the included documentation.

Features

free to download and use;
offers you tools for viewing HLP, CHM and HxS help files;
there is an API for embedding documentation in other apps;
it is possible to make Help Explorer the default viewer for all supported formats;
compatible with all modern versions of Windows.