Want to create one of those cool 2D or “flat” graphical icons? Use Iconion. In just minutes, you can choose from dozens of icon fonts and turn them into amazing .PNG icons. Customize the look of your icon with colors, shadows, backgrounds, gradients, strokes and other elements.
Below are some icons I recently created for a blog post I wrote called The Ultimate Guide to Incorporating.
Cost: Free (Mac and PC downloads available)