How to open W3M files

Did your computer fail to open a W3M file? We explain what W3M files are and recommend software that we know can open or convert your files.

What is a W3M file?

The W3M file extension indicates to your device which app can open the file. However, different programs may use the W3M file type for different types of data.

We are aware of 1 different use of the W3M extension, which you can read more about below.

WarCraft III map

Through our analysis of W3M files, we know that one use of the format is WarCraft III map. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

We have not verified any programs yet that works with this specific format. If you know any, please use the 'Suggest a program' link below. Thanks!

Software that will open, convert or fix W3M files

These apps are known to open certain types of W3M files. Since many different programs may use W3M files for different purposes, you may need to try a few of the apps to open your specific W3M file.

We have not verified any programs that we know for certain can work with W3M-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 W3M-files. If you know one, please use the Suggest link below and tell us about it!