HTTrack Website Copier 

HTTrack is an offline browser utility. It allows you to download a website from the Internet to a local directory : simply open a page of the "mirrored" website in your browser, and you can browse the site as if you were viewing it online.
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HTTracker 

It allows you to download a World Wide Web site from the Internet to a local directory, building recursively all directories, getting HTML, images, and other files from the server to your computer.
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