Icon Explorer is a new project that aims to to organize and make available an extensive set of free symbols/icons that can be used in XAML / HTML by specifying the code of the symbol or as .PNG icons! All icons follow the Modern UI guidelines, which makes them useful for Windows Phone and Windows Store application development. In addition to that they are also available in 48×48 size for the Windows Phone 7.x app bar and 76×76 for the Windows Phone 8 app bar.
Developers and designers can browse through more than 1000 icons split into 26 categories. Popular categories include: Business Icons, Clothes and Shoes Icons, Communication Icons, Gadgets Icons, Lifestyle and Leisure, Travel Icons, Sport Icons and more.
Learn more about the project here.