Nik released SnapSeed for OS X a while back. It is really good for people who use it on their mobile devices and do not have anything better on the desktop/laptop systems.
Because I have Aperture on my desktop I decided against SnapSeed for OS X but use it on my iOS devices.
|Madrid subway by MAGMATCICO62|
from Your City - Public Transport
|Incandescent Bulb by Kukla|
from Illuminate- Macro only
|Curiousity by PERCY2|
from Macro - Your Best Macro Ever
|Hoar Frosted Trees by sabishiT3T|