Thousands of file extensions with detailed information about each file type, including a list of programs that open the files.

Find which Windows software can open a file with specified extension

Dotwhat.net is a file extension resource website containing detailed information on a huge number of file extensions, such as the software used to cre...

Thanks to File-Extension.org, you will find out what program you should use to open the files with unknown extensions. In addition, you will find here...

DataTypes.net is a constantly expanded database about filename extensions, the file types and applications related to them.

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The Nuclear Threat Initiative (NTI) is a non-profit organization with a mission to strengthen global security by reducing the risk of use and preventi...