FREE NATIVE INSTRUMENTS COMPRESSOR PLUGIN Limited time offer

stonevibe

Runs out soon so be quick!

They are going to charge for it in January.

http://www.native-instruments.com/en/specials/high-octane-holidays/

guitarfishbay

Another thing worth knowing is that the download link is only valid for 48 hours.  If your link expires while it is still free you can get another link (I did this today), but if you sign up then forget about it and it hits the charge period you'll be out of luck.