Duplicate Annihilator takes on the time consuming task comparing the images in your iPhoto library using effective algorithms to make sure that no duplicates escapes. When found the duplicate will either be marked with a description of your choice to make it searchable or simply moved to iPhotos trashcan.
Conditional-CSS allows you to write maintainable CSS with conditional logic to target specific CSS statements at both individual browsers and groups of browsers.
Modernizr is a small JavaScript toolkit that uses feature detection techniques to determine whether or not the current browser is capable of any of the following features from CSS3 and HTML5.