Opening CHW files

Did your computer fail to open a CHW file? We explain what CHW files are and recommend software that we know can open or convert your CHW files.

What is a CHW file?

Files that contain the .chw file extension are normally associated with index files that are related to multiple associated CHM (compiled HTML help) file.

When a compiled HTML help file is created and the separate components (CHM files) are merged together, the CHW file is automatically created.

The CHW file contains the table of contents for the help file and the references to each CHM file that is listed within the help file table. Each time a new CHM file is added to the compiled help file list, the CHW is automatically updated.

The CHW file format is similar in nature to the GID file format.

Software that will open, convert or fix CHW files

These apps are known to open certain types of CHW files. Since many different programs may use CHW files for different purposes, you may need to try a few of the apps to open your specific CHW file.

BitZipperBitZipperVerified
Family Tree MakerFamily Tree MakerUser submitted
TimePassagesTimePassagesUser submitted
FAR by http://www.HelpwareGroup.comFAR by http://www.HelpwareGroup.comUser submitted
WinArcWinArcUser submitted
FAR by http://www.Helpware.netFAR by http://www.Helpware.netUser submitted
We have not verified any programs that we know for certain can work with CHW-files on Mac. If you know one, please use the Suggest link below and tell us about it!
We have not verified any online services that we know for certain can work with CHW-files. If you know one, please use the Suggest link below and tell us about it!