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Get the Best Freeware and Shareware Mac Applications, right from your Mac OS X Dashboard.
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MacUpdate

Get Mac OS X Applications, Mac OS X and iOS updates, Mac OS X Dashboard Widgets, Mac OS X Freeware, Shareware, and Commercial Demos. This Mac OS X Dashboard Widget is organized into various categories for easy browsing.
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MacApps

Search the Mac App Store for the newst uploads right from your Mac OS X Dashboard.
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http://mac.101.freemac.org/