A deck tracker for Mac OS X
1) Download latest release here
2) Extract file
3) Run "Deck Tracker.app" or Move into '~/Applications' folder
4) Create your deck in deck manager
5) Select the deck manager and the tracker will just show the cards in selected deck
6) Play!
The automated tracking is done by reading out Hearthstone logfile.
More information on that here:
http://www.reddit.com/r/hearthstone/comments/268fkk/simple_hearthstone_logging_see_your_complete_play