WPF Graphical Resources

36 High-Quality Flat Design Resources: http://mashable.com/2013/07/29/flat-design-ui-kits/
24 UI Kits and Resources for Web Designers: http://www.creativebeacon.com/24-ui-kits-and-resources-for-web-designers/
25 Beautiful UI Design Kits Inspiration: http://www.dezineguide.com/inspiration/25-beautiful-ui-design-kits-inspiration/
Bootstrap Glyphicons: http://getbootstrap.com/components/
GLYPHICONS: http://glyphicons.com/
Minicons: http://www.webalys.com/minicons/index.php
Font Awesome: http://fortawesome.github.io/Font-Awesome/icons/