The Icon Editor offers over 200 icon fonts as well as the ability to upload your own custom image icons.
Icon Editor Video Overview
1 Icon Type - Choose the icon type: Icon for retina font icons or Image for custom image icons.
2 The font icons list.
3 Icon color - Independent color option. Note that if you don't apply a color here the icon will inherit the color from its parent.
4 Icon size - Independent icon size, default is 16px.
5 Offset allows you adjust the position of your icons in pixels. You can use negative values to move it left and up. For example, in the Top input field -2 will move it up by 2 px while 2 will move it down.