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

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Find which Windows software can open a file with specified extension

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A community committed to sharing Perl knowledge and coding tips. The site contains questions and answers, useful snippets, and a library of code.

Free computer help, tech support, and over 3,820 tips for Windows 7, Windows Vista, Windows XP, digital photography, DOS, Internet, web browsers, electronic mail, anti-spyware, Tweak UI, and more!

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