illypig offered a set of free icons free on his website illypig.com. But the 1,200+ icons at that time are no longer available.
2012. Available icon packages:
a. Paired hexagons set for web site and application usage.
b. Pair set with a standard download link but contains all icons in transparent (colored) and filled versions.
c. Pair with a separate download link 6add127376 warjerr