Few icon packs free. Including my favorite, furrato.
You need a custom launcher for this to work.
Edit:100 Upvotes! I have never felt this loved since forever thanks OzBargain!
･ Custom Lauchers (Nova, Apex, Aviate, Action launcher, Lucid launcher, Go launcher, Holo launcher, Smart launcher, Everything Launcher,Adw launcher, Tsf shell, ADW)
･ CM theme engine
･ Beautiful Icon Styler
･ LG stock launcher
･ Asus stock launcher
･ Sony Xperia stock launcher
and many others….