Social media is growing exponentially. If you’ve hooked up with any of the popular sites, you’re going to need an eye-catching icon on your website. Over at Directory4Designers they’ve amassed a whopping collection of fifty icon sets. Cssreflex has another 15 sets. Go get ‘em.
While we’re into icons, consider VectorTuts and their collection of of 275 sets. Better grab a cuppa before you do.
E-commerce web design brings some unique requirements, and this usually includes the need for specific icons such as shopping carts, credit cards, and others related to the online shopping experience. SixRevisions has 30 high quality icon sets for E-commerce websites. Half are free, the other half premium.
IconFinder is a really useful online utility that searches through almost 70,000 icons in 130 sets. It does what it says it does, very quickly.