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.htm file extension

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Hyper Text Markup (HTML) file.

A .html file is a text file, containing HTML used for web pages.

HTML pages composed on Windows platforms tend to have either a .html or a .htm file extension, whilst pages composed on other platforms use .html, but both file extensions are otherwise equivalent.

Can you add to this? Do you know of any applications not already listed which will work with .htm files, view .htm files or open .htm files? Are you able to contribute any additional reference information or file format information about .htm files or have you spotted any errors or omissions? If so please let us know by emailing us at feedback@cryer.co.uk - Thank you.