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FILExt.com is the file extension source. Here you

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Find out information about files you do not recognize on your computer with their extension name. Download the best software to open your un-recognized file

Having problems opening a file? We will help you find products that can open, view or play your files.

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

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

Find which Windows software can open a file with specified extension

Complete common file extensions list and search will help you choose the correct program to open any file extension on your computer. Do a FREE scan now!

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Computer Glossary, Computer Terms – Technology Definitions and Cheat Sheets from Whatis.com – The Tech Dictionary and IT Encyclopedia

This site contains a searchable database of thousands of file extensions, with information about the most common Windows applications used to open them.