Designers are usually responsible for every single aesthetic facet of their project. Between perfecting imagery, implementing branding ideas, and accommodating sites for mobile devices, there’s usually little time left for the intricate details of constructing your own buttons, icons, or other interface elements.
To make the most of their time (and their creativity), designers often use resource bundles to meet these frequent needs. Whether they take the form of tags, form elements, menus, or other components, these resources can get you out of design drudgery and back into the more thoughtful, higher-level aspects of your design.
Below are 15 to consider, but remember, there are hundreds (probably thousands!) more out there, both free and premium.