A chw file extension is associated with the Microsoft Help HTML general index file format released in 1997.

Detailed description

Software that works with chw file extension

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CHW file extension - Microsoft Help HTML help general index

What is chw file? How to open chw files?

File type specification:

Various data file type icon Various data file type

The chw file extension is related to Microsoft Help and used for files that contain help general index.

Microsoft Compiled HTML Help is a proprietary format for online help files, developed by Microsoft and first released in 1997 as a successor to the Microsoft WinHelp format.

It was first introduced with the release of Windows 98, and is still supported and distributed through Windows XP, Vista and Windows 7 platforms.

The default software associated to chw file type:

Microsoft Windows Help icon

Microsoft Corporation logo Microsoft Windows Help  Microsoft Windows software

Company or developer:
  Microsoft Corporation

Microsoft Windows Help is used to create help files for Microsoft Windows operating system and other Microsoft applications. Windows Help SDKs are different for every version of Windows it can be called Windows Help, Help and Support Center, Assistance Platform 1.0 Client - Windows Vista Help SDK, Microsoft Windows: HTML Help 1.4 etc.

Microsoft Windows icon

Microsoft Corporation logo Microsoft Windows  Microsoft Windows software

Company or developer:
  Microsoft Corporation

Microsoft Windows is a family of operating systems developed by the Microsoft Corp.. The first Windows was released in 1985 as a GUI add-on to MS-DOS.  MS-DOS based Windows versions were developed to 2000, when was released the last version called Windows ME. Windows based on NT core started in 1993. Windows NT family are developed to these days, the latest version is called Windows 10.

Help how to open CHW files:

Most of index files are not meant to be opened directly and only serve for indexing purposes.

How to convert file with extension CHW:

There is no way how to convert *.chw help general index files to other file formats.

List of software applications associated to the .chw file extension

Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file
: like open chw file, edit chw file, convert chw file, view chw file, play chw file etc. (if exist software for corresponding action in File-Extensions.org's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting of the chw files.

  • Create chw file
  • Others chw file

Programs that can create chw file - Microsoft Help HTML help general index

Click on the link to get more information about Microsoft Windows Help for create chw file action.

Microsoft Windows:

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